Radiosource
射电源
🗣️ 情景例句
What's the climate like in your country?
你们家乡的气候如何？
May I pay by credit card?
我可以用信用卡付款吗？
They also found out that bees fly a maximum distance of 3.2 kilometres between their hive and a feeding place.
他们还发现蜜蜂从蜂箱到喂食点的最大飞行距离是3。2公里。