Non-gratuitous
有偿行为
🧩 词语组成解析
non
[[nɔn]]
adv. 非, 不
🗣️ 情景例句
Studying is a big boring, but it sure beats the unemployment queues.
学习是有点枯燥，但比起失业来好多了。
He likes playing at the model buiding.
他喜欢玩摸型建筑。
Thank you. You watched the match, didn't you?
谢谢你。你看了比赛，对吧？