harden

过去分词：

动词过去分词: hardened

更多词形：

动词过去式: hardened | 动词过去分词: hardened | 动词现在分词: hardening | 动词第三人称单数: hardens |

单词例句：

To harden(a metallic surface) by rapid cooling.

冷铸，冷淬通过急冷处理使（金属表面）变硬

Please harden in the main ropes,the sail's not tight enough!

请把主要的绳索拉紧些，帆扯得不够紧！

Able to set and harden under water, as Portland cement.

在水中变硬的能在水下定型并变硬的，如波特兰水泥

The soft concrete will harden till it is like stone.

水泥将变硬直到像石头一样。

You'd better harden in the main ropes,the sail's not tight enough!

你最好拉紧主要的绳索，帆拉得不够紧！

Don't harden your heart against your own relatives.

对自己的亲戚心肠不要太硬了。;对待自己的亲戚不要过于苛刻无情。

He often went to the gym to harden his muscles.

他过去常到健身房锻炼肌肉。

To render callous or unfeeling; harden.

使麻木；使无感觉；硬化。

Harden up a little, we need more speed.

把帆索拉紧一点，我们需要加快速度。