请输入您要查询的英文单词:
单词
photoperiod
释义
WordReference Random House Unabridged Dictionary of American English © 2024
pho•to•pe•ri•od
(fō′tə pēr
′
ē əd),
USA pronunciation
n.
[
Biol.
]
Ecology, Biology
the interval in a 24-hour period during which a plant or animal is exposed to light.
1915–20;
photo
- +
period
pho•to•pe•ri•od•ic
(fō′tə pēr′ē od
′
ik),
USA pronunciation
pho′to•pe′ri•od
′
i•cal
,
adj.
pho′to•pe′ri•od
′
i•cal•ly
,
adv.
随便看
procopius
procrastinate
procrastinatingly
procrastination
procrastinatively
procrastinativeness
procrastinator
procreant
procreate
procreation
procreative
procreativeness
procreator
procrustean
procrustes
procryptic
procryptically
proct-
proctitis
procto-
procto
proctoclysis
proctodaeal
proctodaeum
proctodeal
英语词典包含188688条英英释义在线翻译词条,基本涵盖了全部常用单词的英英翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2025/11/24 11:51:56