Area of sections
[机] 横断面积
🧩 词语组成解析
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
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. 截面, 节段；型材（section的复数）
🗣️ 情景例句
You sounded like you've made a decision
你好像已经作了决定
It is too late to come with the water when the house is burnt down.
马后炮。
All the students are expert drivers, but before they drive any of the buses, they will have to pass a special test.
所有的学生都是开车的能手，但在驾驶公共汽车之前，他们必须通过一项专门测验。