Dectection
检验
🗣️ 情景例句
My friend is not gay; he's straight.
我的朋友不是“基佬”，他很正常。
How was your flight? Was it comfortable?
你坐的班机怎么样？还舒服吗？
Once the existence of this wave-length had been discovered,
一旦这种波长的实际存在被发现，