Tetragonal system
[化] 四方晶系
🧩 词语组成解析
a. 四角形的
🗣️ 情景例句
It's ten after six. We're late.
现在是六点十分。我们迟了。
There is nothing which has not been bitter before being ripe.
事情在成功前没有不艰苦的。
An apple a day keeps the doctor away.
一天一苹果，医生远离我。