B-1s
【航空学】美国空军于1974年首次飞行的远程超音速轰炸机；【军事】(美制)B—1轰炸机
🗣️ 情景例句
Hello, Alexandra.
哈喽， Alexandra。
You were late again this morning. I think you had better start being on time.
你早晨又迟到了，我想你最好开始守时。[托福]
We gently woke him up and asked him to ferry us to the other side.
我们轻轻地把他唤醒，请他把我们摆渡过溪。