Pre-coagulation
[化] 早期凝固
🧩 词语组成解析
abbr. 炼油工程师（Petroleum Refining Engineer）
coagulation
[kəu'ægju'leiʃən]
n. 凝结，凝结物;
🗣️ 情景例句
Except for the beard, he hasn't changed in fifty years.
除了有胡须， 他五十年来没有变。
By other's faults, wise men correct their own.
他山之石，可以攻玉。
He set up a fine example to all of us.
他为我们树立了一个好榜样。