常見例句This non sequitur invalidates his argument. 他不根據(jù)前提推理因而論證無效。Don't expend all your energy on such a useless job. 不要把你的精力全花在這無益的工作上。Patience is a sine qua non for a good teacher. 做個優(yōu)秀教師必不可少的條件是要有耐心。In the Great War soldiers were considered expendable. 在第一次世界大戰(zhàn)中,人們認(rèn)為士兵是盡可犧牲的。The diplomat was declared persona non grata. 這位外交家被宣布為不受歡迎的使節(jié)。non expendableadj. 多次應(yīng)用的(可回收的;能恢復(fù)的) 返回 non-expendable