Jackstone
n. 小卵石
✅ 同义词
🗣️ 情景例句
Robots can be used for many tasks which are considered too dangerous for people to do.
机器人能完成许多对人类来说是很危险的任务。
He was out of his mind with grief.
他伤心得精神错乱了。
Oh? What happened?
哦？发生什么事了？