Cekas
赛卡司(镍铁铬合金)
🗣️ 情景例句
Oh, let me think for a minute.
哦，让我想一下。
He lives twice who lives well.
生活得好的等于生活了两次。
a wave length (the horizontal distance between two wave crests),
波长（两个浪峰间的水平距离）