请输入您要查询的英文单词:
单词
pentose
释义
pentose
/ˈpentəʊs/
noun
Chemistry
any of the class of simple sugars whose molecules contain five carbon atoms, such as ribose and xylose. They generally have the chemical formula C
5
H
10
O
5
.
【化】戊糖。它们的化学分子式一般是C
5
H
10
O
5
.
词源
late 19th cent.: from
PENTA-
'five'+
-OSE
2
.
随便看
Grotius
grottier, grottiest
grottiness
grotto
grottoed
grotty
grouch
grouchier, grouchiest
grouchily
grouchiness
grouchy
ground
groundbait
groundbaiting
ground ball
ground bass
ground beef
ground beetle
ground-breaker
ground-breaking
ground cherry
ground control
ground controller
ground cover
ground dove
英汉双解词典包含131075条英汉词条,基本涵盖了全部常用单词的翻译及用法,是英语学习的有利工具。
Copyright © 2004-2022 Newdu.com All Rights Reserved
更新时间:2026/4/28 3:03:56