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
Do you have any other plans for the day?
那么你今天有别的事吗?
I know the boy whose father is a college president.
我知道那个男孩的父亲是大学校长。
Professor Ronald Bracewell, a leading American radio astronomer,argued in Nature that such a superior civilization, on a visit to our own solar system,