Riskless
a. 无危险的
✅ 同义词
🗣️ 情景例句
And tomorrow morning we'll all meet here to discuss the plan?
是不是明天早晨我们都聚到这里来讨论整修计划
A man is known by the company he keeps.
察其友知其人。
No spitting on the street.
禁止在大街上吐痰。