接通斷開周期make: vt. (made ) 1.(a)做,作,造,制造,做成 ...break: vt. (broke, 〔古語〕 brake; brok ...period: n. 1. 時(shí)代;期;時(shí)期;期間;階段。 2.〔the ...make and break period: 通斷周期break in period: 試運(yùn)轉(zhuǎn)時(shí)間下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯