Area of piston
[机] 活塞面积
🧩 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];
piston
['pɪstən]
n. <机>活塞;
🗣️ 情景例句
Well, that would be OK
那倒没有什么关系
Depend on others and you always repent.
依靠别人总要后悔。
The seed was sprayed over the ground in huge quantities by aeroplanes.
飞机把这种草籽大量地撒播在地上。