他总是这样傻傻地咧嘴笑。He always had this inane grin.他一本正经地咧嘴笑了笑。He showed his teeth in a humourless grin.弗里达咧嘴笑了，捏了捏他的屁股。Frieda grinned, pinching him on the butt....
Carboxylic crosslinked polystyrene microsphere was prepared by F - C acylation reaction.通过傅克酰基化反应制备了羧基化交联聚苯乙烯微球.The property of Hollow Microsphere Polymer ( HMP ) and its retanning characteristics was discussed in this p...
最常用的连接结构是搭接, 嵌接和平接.The most commonly used joint configurations are the lap , scarf, and butt joints.外壳、玻璃应完整,嵌接要良好.Shell glass should be complete embedded is good.通过嵌接的方式连在一起.To join by a rabbet....
所以我满是期望地等待, 终于她走了进来.So I waited high hopes, then she walked in the place.彼得终于被说服了,并且不负期望地践了约.Peter was finally persuaded and came to the scratch as expected.正如期望地那样, 他们体重轻了, 血压低了,身体其他方面也改善了.As expected, they lost weight,...