剑桥词典the typical characteristics or behaviour of someone or something 典型特点；典型行为；惯用手法 The song was perfect for the soft vocals that are her stock-in-trade. 这首歌非常适合用她最为擅长的柔声唱法演唱。 old-fashioned the tools and other objects that you need for your job （某项工作的）用具设备 返回 stock-in-trade