Filling core
[机] 埋入砂心
🧩 词语组成解析
filling
['filiŋ]
n. 装满，填满;填充物;（糕点内的）馅;（织品的）纬纱;
v. 填满(fill的ing形式);
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
Lots of people are tired of higher taxes.
许多人对于增税很厌烦。
Turn up your radio please.
请你把收音机开响一点儿。
it is quite reasonable to regard the sea floor as the basic form of the crust of the earth,
因此完全有理由把海床看作地壳的基本模壳，