meter n. 1.测量仪表,计量器;计,表。 2.计量人;计量官。 a dry [wet] meter 干[湿]式煤气表。 an electric meter 电表。 a gas meter 气量计;煤气表。 a water meter (自来)水表。 The meter is running.出租车收费表在不停地走;〔比喻〕开支越来越大;后果越来越严重。 vt. 用表计算[测量、记录]。 n. 〔美国〕= metre.
A light meter is a device used to measure the amount of light. In photography, a light meter is often used to determine the proper exposure for a photograph.