n. 保险,保险业;保险费;预防措施;
adj. [体]巩固球队领先局面,使对手不能因增加一分而成平局的;
in进入+sur肯定+ance表名词 → 保险
🗣️ 情景例句
His studies haven't been inproving lately.
他的学业最近没什么进步。
I'm too old.
我太老。
The early climbers were looking for the easiest way to the top, because the summit was the prize they sought, especially if it and never been attained before.