signal ['signl]

n. 信號(hào),導(dǎo)火線,動(dòng)機(jī)
v. 向...作信號(hào)

詞形變化:

名詞:signaler 動(dòng)詞過去式:signaled/signalled 過去分詞:signaled/signalled 現(xiàn)在分詞:signaling/signalling 第三人稱單數(shù):signals/signals

例句與用法:

1. I corrected my watch by the time signal.
　 我按報(bào)時(shí)信號(hào)校正我的表。

2. Her speech yesterday was a signal that her views have changed.
　 她昨天的講話標(biāo)志著她的觀點(diǎn)已經(jīng)轉(zhuǎn)變。

3. Is this announcement the signal of better times ahead?
　 宣布的這件事是否預(yù)示往後日子越過越好了？

4. The rise in prices was a signal for rebellion.
　 物價(jià)上漲引起了叛亂。