(单词翻译:单击)
253. Sinu=bend,表示“弯曲”
sinus n 海湾; 凹处(sinu+s)
sinuate a 弯曲的(sinu+ate)
sinuation n 曲折(sinu+ation)
sinuous a 蜿蜒的(sinu+ous)
insinuate v 暗示;巧妙巴结(in进入+sinu+ate→进入弯曲→不直接表达→暗示)