Vacuum tight
[化] 真空密封
🧩 词语组成解析
tight
[taɪt]
adj. 紧的，牢固的;绷紧的;不漏的;密集的，紧凑的;
adv. 紧紧地;牢固地;
🗣️ 情景例句
He has the advantage of a good education.
他有受过良好教育的优势。
He knows much who knows how to hold his tongue.
懂得缄默的是明白人。
As a shipbuilder, Cockerell was trying to find a solution to the problem of the wave resistance which wastes a good deal of a surface ship's power and limits its speed.
作为一个船舶技帅，科克雷尔在寻找解决波浪阻力的方法，因为波浪阻力浪费掉了船在水面行驶的大量动力，从而限制了船的速度。