Nonstable
非[不]稳定的
🗣️ 情景例句
You look much younger than ... years old.
你看起来比……年轻多啦。
Seven percent would be possible for orders for, say, 500 or more.
订购500台或500台以上都不得有可能给予7%的折扣。
Oil rigs have to be repaired frequently and divers,who often have to work in darkness a hundred feet under water,
钻井平台需要经常修理，潜水员常常要在水面100英尺以下摸黑工作，