确定范围英文

英文：make sure

美式读音：mek ʃʊər

confirm：vt. 确认；确定；证实；批准；使巩固

ensure：vt. 保证，确保；使安全

ascertain：vt. 确定；查明；探知

make sure：确信；证实

determine：v. （使）下决心，（使）做出决定；vt. 决定，确定；判定，判决；限定

例句：

1、已展开调查以确定事故原因。

An inquiry was set up to determine the cause of the accident.

2、我不确定我会不会再相信人。

I'm not sure I'll ever trust people again.

3、我不确定这是勇气还是顽固。

I am not sure whether this was courage or pigheadedness.

4、我们不太确定这颗彗星是否会错过地球。

We were not altogether sure that the comet would miss the Earth.