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
at the Museum of Natural History.
在自然历史博物馆。
How's your aunt?
你的姑姑好吗?
I would keep my mind fresh for reading when I got home formwork Resisting the hypnotizing effect of television, I sat in my room for a few evenings with my eyes glued to book.