Pre-embryonic
[医] 胚前期的
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
🗣️ 情景例句
I need those potatoes peeled and sliced.
那些马铃薯需要剥皮和切片。
Idleness is the key of beggary, and the root of all evil.
懒惰是行乞的敲门砖，是万恶的根源。
When you come to think about it, there are only four ways you can deal with rubbish: dump it, burn it, turn it into something you can use again, attempt to produce less of it.
倾倒、焚烧、把垃圾变成再生材料或试图少产生一些垃圾。