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
Dad was a busy doctor,
爸爸是个很忙的医生，
The goods will be packed in wood wool to prevent damage.
货物将用细刨花包装，以防损坏。
Are you ready to place your order now?
你们准备好下订单了吗？