剑桥词典the part of an activity , such as a job , where the most problems are likely to be found （工作等的）最難之処，問題多發処 A job like hers would be much too demanding for me, but she enjoys being at the sharp end. 她那樣的工作對我來說太睏難了，但她喜歡這種激烈的挑戰。 返回 the sharp end