Essentials of marriage
[法] 婚姻的要件
🧩 词语组成解析
n. 要件, 概要；基本营养素；生活必需品（essential的复数）
of
[əv]
prep. 关于;属于…的;由…制成;
aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气];
🗣️ 情景例句
That's a relief.
现在我放心了。
None of my socks match.
我的袜子都缺少一只。
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。