Batch purification
[机] 间歇匀精制, 分批式精制
🧩 词语组成解析
batch
[bætʃ]
n. 一批;一炉;（食物、药物等的）一批生产的量;成批作业;
purification
[ˌpjuərifi'keiʃən]
n. 洗净;涤罪;提纯;（犹太妇女按教规在月经后行的）洁净礼;
🗣️ 情景例句
How much do you need?
你需要多少钱？
Comets to appear
彗星出现了
A great many goods were sent to the exhibition from various parts of the world.
大量的商品从世界各地运送到了博览会，