Tributyrin
三丁精, 三丁酸甘油酯
🗣️ 情景例句
Carl, you're sure you've never played?
Carl，你肯定你从来没玩过吗？
No man ever became thoroughly bad all at once.
从来没有骤然变得极坏的人。
my aunt unexpectedly returned one afternoon with a party of guests and instructed Bessie to prepare dinner.
一天下午，她出其不意地回来了，带来一大批客人，吩咐贝西准备晚饭。