正號的英文:
Plus
參考例句:
She carefully noted whether her math problems had pluses or minuses before she began her work.
她開始做題前,很細心地看題目數字前是正號還是負號。plus是什麼意思:
prep. 加,加上;外加
n. 正號,加號;好處
adj. 正的;有利的;陽性的
This is the lithium nucleus plus electron.
這是鋰原子核加上一個電子。You need a plus there.
你那兒需要一個加號。 Nine plus one is a decade.
9加1是10。Ten plus nine is nineteen.
十加九等於十九。Ten plus eight is eighteen.