美[?hɑ:rdn] 1 . Give the cardboard two or three coats of varnish to harden it.
在紙板上涂兩三層清漆使其變硬。
來自柯林斯例句
2 . Test to see if the finish is tacky, and if it is, leave it to harden .
看看最后一道漆干了沒有，要是沒干，就先讓它干透。
來自柯林斯例句
3 . Their action can only serve to harden the attitude of landowners.
他們的行動只會讓土地擁有者的態(tài)度變得更堅定。
來自柯林斯例句
4 . The varnish takes a few hours to harden .
清漆需要幾個小時才能干透。
來自《權威詞典》
5 . Hot steel is quenched to harden it.
燒熱的鋼放入水中驟冷使之堅硬.
來自《簡明英漢詞典》
6 . Test to see if the finish is tacky, and if it is, leave it to harden .
看看最后一道漆干了沒有，要是沒干，就先讓它干透。
來自柯林斯例句
1.become hard or harder;
The wax hardened
2.make hard or harder;
The cold hardened the butter
3.harden by reheating and cooling in oil;
temper steel
4.make fit;
This trip will season even the hardiest traveller
5.cause to accept or become hardened to; habituate;
He was inured to the cold
