Bound和bounce区别和例句

前者是名词，后面一个是动词。bound不大作‘弹回’解，它除了作限制、范围讲之外，基本上就只作bind的过去式，bounce才是比较专业一点的‘弹回’的词。

bound 英[baʊnd] 美[baʊnd]
vi. 跳，弹跳; 限制; 接壤;
vt. 束缚; 给…划界，限制; 使弹回，使跳跃;
n. 界限，限制; 跃起; （球等的） 反跳;

[例句]
He cleared the wall in one bound.
他一跳就越过了那道墙。
And deregulation involving competition was bound to produce a smaller number of airlines.
如果放宽对竞争的限制，必然会减少航空公司的数量。

bounce 英[baʊns] 美[baʊns]
vi. 跳，反弹; 急促地动; 拒付，退票;
vt. 弹跳; 使弹起; （使） 上下晃动;
n. 弹跳; 弹性; 活力;

[例句]
She lets us do anything, even bounce on our beds.
她放任我们随心所欲，甚至连我们在床上蹦跳她也不管。
It was good to bounce ideas off another mind.
与别人谈谈自己的想法是有益的。

• 　bound　adj.   正要启程的, 开往...去的, 被束缚的, 装订的
          v.  跳跃, 限制

• There are bound to be price increases next year.
  

• bounce     v.   (使)反跳, 弹起, (指支票)被银行退票, 弹跳
           n.  (球)跳起, 弹回

• My father would burst into the kitchen bouncing a tennis ball.
  

• 有的时候从单词的意思去入手他们的区别，不用想那么多。

bound

adj. 有义务的；受约束的；装有封面的
•vt. 束缚；使跳跃
•n. 范围；跳跃
•vi. 限制；弹起

1. Bound is the past tense and past
participle of . (bind)的过去式和过去分词

PHRASEIf you say that something is bound to
happen, you mean that you are sure it will happen, because it is a natural
consequence of something that is already known or exists. 必然会
例：
There are bound to be price increases next
year.
明年价格必然会上涨。

3.
PHRASEIf you say that something is bound to
happen or be true, you feel confident and certain of it, although you have no
definite knowledge or evidence. 应该会[口语]
例：
I'll show it to Benjamin. He's bound to
know.
我要让本杰明瞧瞧，他该知道。

4.
ADJ(of a book) secured within a cover or
binding (书)有封面的; (书)装订好的see also half-bound
例：
to deliver bound books

.
5.
ADJIf one person, thing, or situation is
bound to another, they are closely associated with each other, and it is
difficult for them to be separated or to escape from each other. 与…密切相关的[v-link
ADJ 'to' n]
例：
We are as tightly bound to the people we
dislike as to the people we love.
我们与我们喜欢的以及不喜欢的人都一样密切相关。

6.
ADJIf a vehicle or person is bound for a
particular place, they are travelling toward it. 前往[v-link ADJ 'for'
n]
例：
The ship was bound for Italy.
这艘船是开往意大利的。

7.
COMB in ADJBound is also a combining form. 开往
例：
...a Texas-bound oil freighter.
…一艘开往得克萨斯州的油轮。

bounce
•n. 跳；弹力；活力
•vt. 弹跳；使弹起
•vi. 弹跳；弹起，反跳；弹回

[ 过去式bounced 过去分词bounced 现在分词bouncing
]

1.
V-T/V-IWhen an object such as a ball
bounces or when you bounce it, it moves upward from a surface or away from it
immediately after hitting it. 使…弹起; 弹起
例：
My father would burst into the kitchen
bouncing a tennis ball.
我父亲会拍打着网球闯进厨房。

2.
例：
...a falling pebble, bouncing down the
eroded cliff.
跳着滚下被蚀悬崖的一块卵石。

2.
N-COUNTBounce is also a noun. 弹
例：
The wheelchair tennis player is allowed two
bounces of the ball.
残疾网球运动员可以有两次弹球的机会。

3.
V-T/V-IIf sound or light bounces off a
surface or is bounced off it, it reaches the surface and is reflected back. 使…反射; 反射
例：
Your arms and legs need protection from
light bouncing off glass.
你的双臂和双腿需要保护，免受玻璃反射光的照射。

4.
V-T/V-IIf something bounces or if something
bounces it, it swings or moves up and down. 使…跳动; 跳动
例：
Her long black hair bounced as she walked.
她长长的黑发在她走路时摆动着。
例：
The car was bouncing up and down as if
someone were jumping on it.
车上下颠簸，仿佛有人正在上面跳动。

5.
V-IIf you bounce on a soft surface, you
jump up and down on it repeatedly. 蹦跳
例：
She lets us do anything, even bounce on our
beds.
她允许我们做任何事，甚至是在床上蹦跳。

6.
V-IIf someone bounces somewhere, they move
there in an energetic way, because they are feeling happy. (因为开心) 蹦跳着走
例：
Moira bounced into the office.
莫伊拉蹦蹦跳跳地走进办公室。

7.
V-TIf you bounce your ideas off someone,
you tell them to that person, in order to find out what they think about them. 征求别人的看法
例：
It was good to bounce ideas off another
mind.
征求别人的看法是好的。

8.
V-T/V-IIf a cheque bounces or if someone
bounces it, the bank refuses to accept it and pay out the money, because the
person who wrote it does not have enough money in their account. 拒付 (支票)
例：
Our only complaint would be if the cheque
bounced.
如果支票被拒收，这会是我们惟一的抱怨。

2.
V-IIf an e-mail or other electronic message
bounces, it is returned to the person who sent it because the address was wrong
or because of a problem with one of the computers involved in sending it. 退回[计算机]
例：
...a message saying that your mail has
bounced or was unable to be delivered.
…一条说明你的邮件被退回或无法递送的信息。