Beir
abbr. biological effects of ionizingradiation 电离辐射生物效应
🗣️ 情景例句
Thank you, you are a real credit to the car repair industry.
感谢你，你真的为汽车维修业增了光。
How many pieces are you going to buy?
你要买几块？
a flight attendant told us to keep calm and to get off the plane quietly as soon as it had touched down.
一位空中乘务员告诉我们要保持镇静，待飞机一着陆，就马上不声不响地离开飞机。