Bisacrylamind
[機] 雙丙烯酰氨
??? 情景例句
Oh, let's go upstairs and prepare Grandpa's room.
對了，我們上去準備一下爺爺的房間。
Kind words are worth much and cost little.
口頭方便不費力。
The further off this solid obstruction, the longer time will elapse for the return of the echo.
固體障礙物越遠。回聲返回所用時間就越長。