early 14c., from Old French trecheros, tricheros "deceitful" (12c.), from trecheor, tricheor "cheat, deceiver, liar, impostor, trickster," agent noun from trechier, trichier "to cheat, trick" (see trick (n.)). Figuratively, of things, from c. 1600. Related: Treacherously; treacherousness. Middle English had treacher "deceiver, cheat, traitor."
权威例句
1. The President spoke of the treacherous intentions of the enemy.
总统谈及了敌人的奸诈用心。
2. A storm has made roads treacherous and knocked out power.
一场暴风雨致使公路隐患重重且电力瘫痪。
3. The current of the river is fast flowing and treacherous.
这条河水流湍急,变幻莫测。
4. He publicly left the party and denounced its treacherous leaders.
他公开脱离该党,并谴责该党领袖背信弃义。
5. They made the treacherous journey across stormy seas in rotten boats.