Calibration of tanks
[机] 油罐校准
🧩 词语组成解析
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];
n. 坦克；贮水池；大容器（tank的复数）
🗣️ 情景例句
We'll come upstairs and get you in a little while.
我们待会儿就上楼来带你下去。
He looks much younger than he is.
他看起来比他实际上年轻得多。
We are on the left.
我们在河的左侧。