Pervanadate
过钒酸盐
🗣️ 情景例句
Save that for the suckers.
鬼才信你那一套。
All are brave when the enemy flies.
敌人逃跑时，个个都勇敢。
She is going to set out from the French coast at five o'clock in the morning.
她打算早上5点钟从法国海岸出发。