Riskless
a. 无危险的
✅ 同义词
🗣️ 情景例句
Hello? Yes. Yes, this is she.
喂， 是的， 是的， 是我。
Sit down, please.
请坐。
Suddenly the door of the storeroom was opened and a man entered.
突然贮藏门开了，一个男人走了进来。