Aifs
先进红外导引头(advanced infra-red seeker)
🗣️ 情景例句
I've let my health deteriorate.
我的健康恶化了。
Christmas comes but once a year.
佳节良辰，机会难得。
Tony worked in a lawyer's office years ago, but he is now working at a bank.
托尼曾在一家律师事务所工作，而现在正在一家银行上班。