Pentalenolactone
戊丙酯菌素
🗣️ 情景例句
I'm planning to run for the school board.
我打算竞选联合校董会董事。
As they sow, so let them reap.
种瓜得瓜，种豆得豆。
The characters on the paper were white, and the rest of the paper was black.
纸上的汉字呈白色，其余部分成黑色。