n. 信號,暗號;預兆,征象;動機;導火線;
vt. 向…發信號;用動作(手勢)示意;以信號告知;
vi. 發信號;
adj. 顯著的,優越的;暗號的,作信號用的;
sign記號,信號+al表名詞 → 信號
??? 情景例句
You know they say,Love your wife, Love her dog.
你知道嗎?他們說“愛屋及烏”。
Fill it up with unleaded and check the oil,please.
請加滿不含鉛的汽油,并檢查一下機油。
and these will ply the short wings with such irresistible power that they can bore for long distances through an opposing gale before exhaustion follows.