light signal的用法和樣例：
例句
- The driver is winking his lights to signal a turn.
駕駛員打著(zhù)一閃一閃的燈光信號表示要轉彎。 - A sensor channels the light signal along an optical fibre.
傳感器沿光導纖維輸送光信號。 - Light signal transduction pathways are central components of the mechanisms that regulate plant development.
光信號轉導途徑是植物發(fā)育調控機制的中心組成部分。
