扩散: spread; diffuse; proliferate; scatter about; irradiation; diffusion 短语和例子扩散光 diffuse light; 癌扩散 proliferation of cancer; spread of cancer; 病菌扩散 proliferation of germs; 核扩散 nuclear prolifer
衬: Ⅰ动词1.(在里面托上一层) line; place sth. underneath 短语和例子衬驼绒的大衣 a fleece-lined overcoat; 衬上一层纸 put a piece of paper underneath; 他在运动服里面衬着游泳衣。 he wore his swimsuit underneath his slacks.2.(陪衬; 衬托) s
