Bisphenoid
(正交晶的或四方晶的)双榍
🗣️ 情景例句
English.
英语。
His courage is a lesson to us.
他很有勇气，是我们大家的榜样。
Some people on the bank called out to the man in the boat, but he did not hear them.
岸上的一些人对着小船上的人高喊，但他没有听见。