Beur
n. biologically effective ultraviolet radiation 具有生物效应的紫外辐射
🗣️ 情景例句
Shopping vouchers are ofter a good means of attracting customers.
购物优惠券是吸引顾客的好方式。
Today we celebrate our day of independence.It's a national holiday.
今天我们庆祝我们的独立. 今天是国定假期。
'My key,' I shouted.
“钥匙！”我喊道。