Seal groove cavity
[化] 密封槽
🧩 词语组成解析
seal
[sil]
n. 密封;印章;海豹;封条;
v. 密封;盖章;决定;封上（信封）;
groove
[ɡruv]
n. 沟，槽;[俚语]常规，老套：确定的规范;[俚语]理想状况;[俚语]非常愉快的经历;
vt. 刻沟，刻槽;
vi. 极其快乐，极其满意，过得快活;受愉快的刺激影响;投合，契合;
🗣️ 情景例句
Are you sending it by regular or by speed?
你要寄平信还是快递？
I have a complaint.
我要投诉。
He had been obliged to join the army during the Second World War.
年龄比他两个弟弟大很多，第二次世界大战期间被迫参军。