signalled

常見(jiàn)例句

In digital signal technique, a signal that uses a positive(or negative) excursion and ground as the two binary signal states.
在數(shù)字信號(hào)技術(shù)中，用正(或負(fù))向電壓與地兩個(gè)電平來(lái)表示二進(jìn)制“1”和“0”的一種信號(hào)
A police car drew alongside and signalled to me to stop.
一輛警車(chē)開(kāi)到我身邊示意我停下來(lái)。
The defeat signalled the end of the war.
那一次失敗標(biāo)志著戰(zhàn)爭(zhēng)的結(jié)束。
Heavy footsteps signalled the teacher's approach.
沉重的腳步聲顯示教師已經(jīng)走近了。