坑坑洼洼: (of road surface) full of bumps and hollows; bumpy; rough
差劲: no good; disappointing 短语和例子你在她困难的时候抛弃她, 真是太差劲了。 it's too bad of you to desert her in trouble. 这条路坑坑洼洼的, 太差劲了。 the road is no good; it's rough and full of holes. 真差劲, 麦子刚上场就下起雨来了。 too bad!