Sectional core
[机] 分部心型
🧩 词语组成解析
sectional
['sɛkʃənl]
adj. 拼合而成的;局部的;部分（地区）的;断面的;
core
[kɔ:]
n. 中心，核心，精髓;果心，果核;[地质学]地核;[计] 磁心;
vt. 去（果）核，挖去…的果心;提取岩芯（样品）;
🗣️ 情景例句
All right?
知道吗？
Generally speaking, a contract cannot be changed after it has been signed by both parties.
一般来讲，合同一经双方签订就不得更改。
The line's busy. I'll try again later.
电话占线，过一会我再打。