allow
单词辨析：
指允许某人做某事，常后接不带 to 的动词不定式作宾补，语义最弱；也指任由或有意地促使某事发生。通常不用被动语态。
Some people seem to let their kids do whatever they like.
一些人似乎允许自己的孩子随心所欲。
She lets her children play in the garden.
她让孩子们在花园里玩耍。
He let the ball fall to the ground.
他任由球掉落在地上。
指允许某事发生或某人做某事，可后接双宾语，语义较弱。
My father does not allow me to smoke.
我父亲不许我抽烟。
He was allowed to enter the room.
他被允许进入房间。
She is allowed one item of hand luggage.
允许她携带一件手提行李。
尤指根据正式决定、规章或法律允许某事发生或某人做某事，可后接双宾语，语义最强。
They didn't permit me to speak a word.
他们不准我讲一句话。
The task doesn't permit any delay.
这项任务不允许有任何耽搁。
Who permitted their leaving early?
是谁允许他们提早离开的?
The doorman permitted them entry to the film.
门卫允许他们进去观看电影。
相关例句：
The children are not allowed to watch violent TV programmes
儿童不准收看含暴力内容的电视节目。
How much must we allow for the shrink?
要留多少缩水长度？
He won't allow himself to fail
他不会任由自己失败的。
The United States and Canada may enter into an agreement that would allow easier access to jobs across the border
美国和加拿大可能会签订一项协议，使得两国之间的跨国就业更容易。
He would not allow anyone to make him into a political plaything for their own ends.
他不会允许任何人为了达到其自身目的把他变成政治玩物。
We think lower German interest rates in due course will allow European currencies to depreciate against the dollar bloc.
我们认为较低的德国利率到时候将容许欧洲货币相对于美元集团货币发生贬值。