Core diameter
[建] 心直径
🧩 词语组成解析
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
There are abundant free materials available on the internet.
因特网上有丰富的免费资料提供。
Downy lips make thoughtless slips.
嘴上没毛，办事不牢。
On this occasion, however, it had slowed down considerably.
然而这一次它的速度慢多了。