英语词汇“day length”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

day length

/ˈdeɪ lɛŋ(k)θ/

noun

1The length of the day, either: (a) the time between sunrise and sunset (i.e. the duration of daylight), especially as it varies at different times of the year or at different latitudes; or (b) the time from one sunrise to the next (on earth currently 24 hours). Also as a count noun: a day of a specified length.

Apparently rare during the 19th cent..

2 Biology. The length of daily illumination which an organism receives; the length of light exposure which is most effective in stimulating a particular physiological process, such as reproduction, in a plant or other organism; = photoperiod.

adjective

Designating clothes (especially dresses and skirts) that are shorter in length than evening clothes, and typically intended for use during the day.

Origin

Mid 16th century. From day + length.

单词	day length
释义	day length /ˈdeɪ lɛŋ(k)θ/ noun 1The length of the day, either: (a) the time between sunrise and sunset (i.e. the duration of daylight), especially as it varies at different times of the year or at different latitudes; or (b) the time from one sunrise to the next (on earth currently 24 hours). Also as a count noun: a day of a specified length. Apparently rare during the 19th cent.. 2 Biology. The length of daily illumination which an organism receives; the length of light exposure which is most effective in stimulating a particular physiological process, such as reproduction, in a plant or other organism; = photoperiod. adjective Designating clothes (especially dresses and skirts) that are shorter in length than evening clothes, and typically intended for use during the day. Origin Mid 16th century. From day + length.
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