Tsted
(TST 的过去分词) [化] 过渡态理论
🗣️ 情景例句
I must prepare my lessons.
我必须准备工课。
He is now out of touch with his old friends.
他现在已经没有和他过去的朋友联系了。
I'll be more careful next time.
我下次要更小心一些。