| 正面 | 8360.harden 英 ['hɑːd(ə)n]美 ['hɑrdn]     |
|---|---|
| 背面 |      释义： bolt：抱头。抱头鼠窜——急逃。vi. 变硬，变坚固；变坚强；变冷酷vt. 使…变硬；使…坚强；使…冷酷；使…麻木不仁n. (Harden)人名；(英、德、罗、瑞典)哈登；(法)阿尔当 例句： 1. Give the cardboard two or three coats of varnish to harden it.在纸板上涂两三层清漆使其变硬。 harden 使变硬来自hard,硬的，-en,使。 harden (n.)c. 1200, transitive, "make (something) hard," from hard (adj.) + -en (1). Intransitive meaning "to become hard" is late 14c. The earlier verb was simply hard, from Old English heardian. Related: Hardened; hardening." |