Bicirculating
偶极流
🗣️ 情景例句
May I have a tour of the cockpit, please?
我能参观一下驾驶舱吗？
Is this within the tax-free limit?
这个在免税限额内吗？
We have just moved into a new house and I have been working hard all morning.
我们刚刚搬进一所新房子，我辛辛苦苦地干了整整一个上午。