Sweeping core
[机] 旋刮砂心
🧩 词语组成解析
sweeping
['swi:piŋ]
adj. 彻底的;影响广泛的，全面的;扫荡的，一网打尽的;
v. 扫( sweep的现在分词);
n. 扫除;(pl.)垃圾;
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
the voters will have a clear choice.
投票人可以有明确的选择。
Take care of the pence and the pounds will take care of themselves.
积少成多。
So it is a comparatively simple step from locating the sea bottom to locating a shoal of fish.
从测定海深到测定鱼群，这一进展比较容易。