harden in

harden in 基本解释

努力

harden in 用法和例句

1、Insurance rates have harden in the previous years.

前几年保险费率绷得很紧。

2、Please harden in the main ropes, the sails not tight enough!

请把主要的绳索拉紧些, 帆扯得不够紧!

3、You'd better harden in the ropes, the sails are not tight enough!

你最好拉紧大绳, 帆绷得还不够紧。

重点词汇

harden vt. 使硬化；使经得起考验；使无情；使轮廓鲜明 vi. 变硬或更硬；变稳定；变习惯