Core diameter of thread
[机] 螺纹根径
🧩 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）;
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];
thread
[θrɛd]
n. 线;线索;线状物;螺纹;
vt. 穿成串;将（针、线等）穿过…;用…线缝;给…装入（胶片、狭带、绳子）;
🗣️ 情景例句
Really?
真的吗？
Do i need a reservation to go by ship?
我坐船去需要预订吗？
No, we didn't fix anything. We thought we might go out, but we said we'd check with each other first. And now I'm telling you I can't manage this Friday. Another time, possibly, but not Friday.
不，我们没有决定任何事情。我们认为我们可能出去，但我们说好要先互相通通气的。我正要告诉你我星期五没办法（出来）。换个时间还有可能，但不要在星期五。