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
He's on leave now.
他现在在休假。
I was 10 minutes late.
我迟到了五分钟。
The bag fell on the floor and broke open.
糖落在地板上，袋子裂开了。