Orphans
n. 孤儿( orphan的名词复数 )
🗣️ 情景例句
Don't be so miserable!
别这愁眉苦脸的。
A guilty conscience is a self-accuser.
做贼心虚，良心自诛。
and a period (which is the time it takes a wave crest to travel one wave length).
和周期（浪峰走过一个波长所需的时间）。