Centroid of area
[机] 面心
🧩 词语组成解析
n. 质心\\n[机] 瞬心线
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];
area
['ɛrɪə]
n. 地区;区域，范围;面积，平地;领域;
🗣️ 情景例句
Malcolm, you worked on the Spaceport project?
Malcolm，你曾负责 太空港 的案子？
The school is on the other side of the street.
那学校在街的另一边。
It is because his feet move on, but his head stays still.
这是因为他的脚动了，而他的头保持着静止。