be proficient at
导读：be proficient at读音音标
be proficient at意思解释
双语例句用作形容词(adj.)She is proficient at swimming.她精通游泳。I wouldn\'t say I was proficient at comput
be proficient at意思解释
双语例句用作形容词(adj.)She is proficient at swimming.她精通游泳。I wouldn\'t say I was proficient at comput
be proficient at读音音标
be proficient at意思解释
双语例句
用作形容词(adj.)She is proficient at swimming.她精通游泳。I wouldn\'t say I was proficient at computer programing.我看我并不擅长计算机编程。
