Handstone
鹅卵石, 用手操作的碾磨石
🗣️ 情景例句
This is my father, Dr. Philip Stewart ...
这是我父亲 Philip Stewart医生……
The locusts completely wiped out this year's crops.
蝗虫使今年的庄稼全毁了。
That's a great idea!
好主意！