Stac
abbr. 科技咨询委员会（Science and Technology Advisory Committee）
🗣️ 情景例句
I would like to improve my English pronunciation.
我想改善我的英语发音。
It's a pain in the neck.
这真是苦不堪言。
But Wu Dong ran fastest of all.
但吴东在三人中跑得最快。