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更新日期:2026-08-14
ˌbob ˈupto come to the surface suddenly(突然)冒出The dark head of a seal bobbed up a few yards away.在几码远处一只海豹的黑脑袋猛地钻出水面。bob up迅速浮到表面;东山再起:Charles has a tough and tensile disposition,he has failed many times but bobs up like a cork.查理性格坚韧,他已经失败多次,但他百折不回。