网站首页
词典首页
请输入您要查询的英文单词或汉字：
词汇
降級數
释义
降級數
jiàng jí shù
数学上，凡级数的首项至末项，由大而小，依次递减，称为「降级数」。如9＋7＋5＋3＋1。也称为「递减级数」。
随便看
tristyrelphosphine oxide
tri styrelphosphine oxide
tristyrylphosphine oxide
tri-styrylphosphine oxide
tri-styrylphosphine oxidetspo
tri-styrylphosphine oxideTSPO
Tristram
Tristram E
tristramite
tristrams
Tristram Shandy
tristran
tristrans
tristratified
Tristão
Tristão, Pta.do
trisubstituted
trisubstituted carbinol
trisubstitution product
trisul
trisula
trisulas
trisulc
trisulcate
trisulcus
英汉汉英双解词典包含9999994条英汉翻译词条，涵盖了常用英语单词及词组短语的翻译及用法，是英语学习的必备工具。
Copyright © 2000-2024 tbdmj.com All Rights Reserved
更新时间：2025/10/30 21:19:54