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
Is unwilling to start at the bottom, expects too much too soon.
不愿从基层干起，要求太多。
Please sum up what you said just now.
请把你刚才说的总结一下。
That will be fine with us.
没问题。。