Closed-circuit oil system
[建] 密闭循环加油系统, 密闭循环润滑系统
🧩 词语组成解析
closed
[klozd]
adj. 关闭着的，封闭着的;密闭着的，保密的;<美>准备好了的，定了契约的;
v. “close”的过去式和过去分词;
clos=close关闭+ed已...的→关闭了的
oil
[ɔɪl]
n. 油;石油;油画;燃油;
vt. 给…加油;
vi. 化成油;
🗣️ 情景例句
Let's have some music!
我们来点音乐吧！
The mechanic repairs cars.
机工修理汽车。
No matter what he's wearing, Tod, just show him the cheapest.
托德，别管他的穿着了，给他最便宜的看看就得了。