Etch(ing) primer
[化] 防护涂料; 磷化底漆; 洗涤底漆; 反应性底漆
🧩 词语组成解析
primer
['praimə]
n. 底漆;启蒙读本;入门书;
🗣️ 情景例句
Would you like to sign the contract now?
你现在要签这合同吗？
It is not a sign of humility to declaim against pride.
用慷慨激昂的言语攻击傲慢并不是谦逊的标志。
Mr.Hart has trained his daughter for years.
哈特先生训练她的女儿已经多年了，