Variable parameter
[化] 可变参数
🧩 词语组成解析
🗣️ 情景例句
Years of work went into these pictures.
多年心血换来这些照片。
How long will it take to have this radio fixed?
修理这收音机要多久？
He usually takes a short walk in the evenings and is always home by seven o'clock.
傍晚常常出去溜达一会儿，并且总是在7点钟以前回来。