?善于游泳
... 班门弄斧 teach fish to swim 善于游泳 swim like a duck 不声不响 as quiet as a mouse ...
?识水性
... swim like a cork水性好， 象软木栓一样沉不下去 swim like a duck识水性 be out of the swim不明内情, 脱离当前形势, 不合潮流 ...
英汉双解词典包含3185865条英汉词条，基本涵盖了全部常用单词的翻译及用法，是英语学习的有利工具。