Cathetus
中直线
🗣️ 情景例句
I'll discuss this matter with you behind closed doors.
我要跟你私下谈这个事。
Parents usually put a small red paper packet under their child's pillow.
父母常常会在孩子枕头下放一个小红包。
Almost every process is computerized.
几乎每一道工艺都是由电脑控制的。