Bixylyl
联二甲苯基, 四甲联苯基
🗣️ 情景例句
I don't know why I didn't think of it.
我不知道为什么我没有想到这一点。
OFF. It gets dark.
断开开关，它就会熄灭。
If one group of people were disturbed from their eye-movement sleep for several nights on end,
如果有两组人，一组人连续几夜在眼球队活动时被叫醒；