Fluodichloride
一氟二氯化物
🗣️ 情景例句
Would Ms Lin please come forward?
有请林小姐到前面来。
She fears Tom will drop out of school.
她担心汤姆会休学。
People woken during these periods of eye-movements generally reported that they had been dreaming.
在眼球活动期间被叫醒的人都说自己在做梦；