top是上衣的意思，而shirt則是襯衫的意思，區(qū)別可以從以下例子看出：

Please put on a shirt for our party, you can't just wear top for this party, you need to show your respect for the host and yourself. 請為我們的派對穿上襯衫，你不能只穿上衣參加這個派對，你需要表達對主人和你自己的尊重。