Spaceflight
n. 外层空间飞行
🗣️ 情景例句
That's important for us.
这对我们很重要。
How many handfuls are you going to get?
你要取几把？
That's OK. Jim, you must look after yourself and keep healthy.
行。吉姆，你要照顾好自己，保持身体健康。