Preflighting
(preflight 的现在分词) a. 起飞前的, 为飞机起飞作准备的
🗣️ 情景例句
Oh, my pleasure.
噢！不客气。
Would you mind if I took a day off?
我请一天假可以吗？
How ever you may work hard, the boss will not be fully satisfied.
无论你有多努力，老板总不会完全满意。