Core filler
[机] 砂心填料
🧩 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）;
filler
['filə]
n. 填装物，填塞物;填装者，填注者;（杂志等的）补白;（报纸等的）补白;
🗣️ 情景例句
Fall is a great season because of all the wonderful colors.
秋天是个色彩缤纷的好季节。
I went there on business.
我出差到那儿。
but few us have had the opportunity to find out.
但很少有人能有机会去弄个究竟。