Nutrient solution
[医] 培养液
🧩 词语组成解析
🗣️ 情景例句
John is tied up at the present time.
John现在有事。
He will be too afraid to do anything.
他害怕得什么都不能做了。
The nomads who made these markings lived by hunting and fishing during the last Ice Age which began about 35,000 B.C.and ended about 10,000 B.C.
这些痕迹是游牧人留下的，他们生活在从公元前约35，000年到公元前10，000年的冰川期的末期，以狩猎、捕鱼为生。