Nitralising
硝酸钠溶液浸渍净化法
🗣️ 情景例句
Large or Little?
大杯还是小杯？
How many dozen are you going to take?
你要拿几打？
He showed that the average individual's sleep cycle is punctuated with peculiar bursts of eye-movements,
他指出，平常人的睡眠周期中不时伴有一阵阵奇怪的眼球队活动，