Roothold
n. 根部固着力, 使根固定之处
🗣️ 情景例句
Hi.
嗨。
Didn't I tell you before?
我不是告诉过你吗？
And anyone who gave more than a passing thought to the bottom confines of the oceans probably assumed that the sea bed was flat.
凡是稍稍想过大海海底的人大概都会认为海底是平坦的。