under the pretext of 以...为借口
use a pretext for 找借口做某事
false pretexts 虚假借口
without pretext 无需借口
A: Why did you leave the party so early?
A：你为什么那么早就离开了聚会？
B: I just used a headache as a pretext to go home.
B：我只是找个头痛的借口回家了。
1) 借口
2) 托辞
3) 虚假的理由
1. 借口，托辞
noun
1. a false reason given to justify or hide a true motive
Synonym: excuse, pretense