Semicycle
半周期
🗣️ 情景例句
Thank my son Robbie.
谢我儿子Robbie吧。
Do you really like it?
你真的喜欢吗？
He noticed the remains of a snake which was wound round the electric wires of a 16,000-volt power line.
他发现了缠绕在16，000伏高压线上的一条死蛇。