Tdc
abbr. 上死点（Top Dead Center）；技术资料中心（Technical Data Centre）
🗣️ 情景例句
Thank you.
谢谢。
Would you like to have some dinner?
你想吃饭吗？
It is as if a single unimportant event set up a chain of reactions.
好像是一件无关紧要的小事引起了一连串的连锁反应。