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常見concentrate問答
延伸文章資訊concentrate in American English · 1. to bring to, or direct toward, a common center · 2. to colle...
例句. I tried to work but I found I couldn't concentrate. He concentrated mainly on the flying and ...
concentrate in American English · 1. to bring to, or direct toward, a common center · 2. to colle...
例句. I tried to work but I found I couldn't concentrate. He concentrated mainly on the flying and ...