Spaceflight
n. 外层空间飞行
🗣️ 情景例句
part of the building for younger people.
另一部分给年轻人用。
Look before you leap.
三思而后行。
Now, dressed in a blue uniform and with a rifle over his shoulder, the prisoner marched boldly up and down in front of the camp.
现在他身穿蓝军装，肩扛步枪，在军营门前大胆地来回走看。