n.不受欢迎的人,不良分子( undesirable的名词复数 );
英文例句/中文翻译:
There are guards at the door to keep out the undesirables.
门口有卫兵防止不良分子入内.
There are too many candidates. Just weed out all the undesirables.
考生太多, 请把所有不合需要的去掉.
He's been mixing with drug addicts and other undesirables.
他一直跟瘾君子和其他不良分子混在一起。