Aifs
先进红外导引头(advanced infra-red seeker)
🗣️ 情景例句
Oh, congratulations! That's nice.
啊， 恭喜你们！ 太好了。
We can't decide when to leave.
我们不能决定什么时候离开。
Next Friday? Why, what's happening? I'm going away for the weekend.
下星期五？嗨，到底有什么事情？我要外出度周末。