Service ceiling
实用升限
🧩 词语组成解析
service
['sɝvɪs]
n. 服务，服侍;服务业;维修服务;服役;
vt. 检修，维修;向…提供服务;保养;满足需要;
adj. 服务性的;耐用的;服现役的;
serv服务+ice表名词，行为，状态 →服务
🗣️ 情景例句
Please tell him that Lu Ming tried to contact him.
请你转告他陆明正设法跟他联系。
How much is the excess baggage charge?
超额行李费多少钱？
Chaplin lived the last years of his life in Switzerland, where he was buried in 1977.
卓别林在瑞士度过他的晚年，1977年他被安葬在那里。