Naa
全国航空协会(美国)\\n[化] 中子活化分析
🗣️ 情景例句
I don't think you've got your facts straight.
我认为你没有把事实搞清楚。
A bad padlock invites a picklock.
开门揖盗。
Excuse me, please! Which is the way to the North Street Hospital?
请问，去北街医院怎么走？