評論
打印
1.expire v. （文件、協議等）（因到期而）失效，終止；到期
例句：He had lived illegally in the United States for five years after his visitor's visa expired.
在訪問簽證到期后，他又在美國非法居住了5年。
2.surgery n. 外科手術；外科學
例句：His father has just recovered from heart surgery.
他父親剛剛從心臟外科手術中康復過來。
