B-29s
【航空学】第二次世界大战中使用的一种四引擎轰炸机\\nn. 29's = Superfortress
🗣️ 情景例句
I can't wait much longer.
我再也不能等了。
Who are you writing to?
你在给谁写信？
Although negotiators are optimistic, the details are complex enough that they may be hard-pressed to get a deal at all.
然谈判代表持乐观态度，但协议细节如此复杂，他们所面临的困难很可能使他们无法取得一致。