1.racial discrimination 种族歧视
He went on record as opposing racial discrimination.
他公开表示反对种族歧视
。2.be popular with 受……欢迎
Republicans have vowed to slash $60 billion from the budget as soon as March, but many of those cuts are not likely to be popular with the public.
共和党已誓言最快在3月削减600亿美元支出,但削减支出项目中的许多可能将不受公众的欢迎.
3.hit single 热门单曲
It has all the makings of a hit single.
它具有成为热门单曲的素质
。4.signed a petition 在请愿书上签名
They signed a petition in support of the workers' demands.
他们在请愿书上签名,支持工人的请求