Periodogram analysis
[经] 周期循环分析
🧩 词语组成解析
[计] 周期图
🗣️ 情景例句
The guests are waiting.
客人们正等着呢。
He that will eat the nut must first crack the shell.
欲所得，必先劳。
How long can you hold your breath underwater?
你在水里屏住气不呼吸能呆多久？