• 盖层

coverlay覆盖膜covern.封面；盖子；套子；表面v.覆盖；涉及；包含；掩护；给…保险covering method覆盖法covering of fan扇面covering shovel覆土器, 覆土铲,培土松土铲covering factor覆盖因子cover of a book书的封面cover algorithm覆盖算法cover up for sb包庇, 庇护cover-mountedadj.附赠的；指附在杂志封面的免费赠品的covering letter(附于包裹或信件内用于说明或附言的)附信cover a subject涉及某一学科

1. All the soil cover were stripped away.
   全部土壤盖层都被剥去了。
2. Thus, accumulation of oil in the reservoirs occurred after the domes had been sealed by the salt cover.
   所以，储集层中的石油聚集作用是发生在穹窿被盐岩盖层封闭之后。