4周搞定2000+托福核心词
alarm = al(表强化) + arm(武器) = 加强武器→警告
alchemist = al(表强化) + chem(化学) + ist(信仰者) = 更加信仰化学的人→炼金术士
从灰烬中提取的物质→碱
alkali
常考释义
Thus when the series of elements was written so as to begin a new horizontal row with each alkali metal, elements of the same groups were automatically assembled in vertical columns in a periodic table of the elements.
因此,当每一新行都以碱性金属元素开始并逐步将这一系列的元素排列出来时,元素周期表中同一组中的元素就会自动归入一个垂直纵列中。
来源于:阅读OFFICIAL16 P2adj. 含碱的;碱性的
Another example is methyl orange , which is red in acids and yellow in alkali solutions.
另一个例子是甲基橙,它在酸性溶液中为红色而在碱性溶液中为黄色。
Now, up here where I landed, the water is alkali.
现在,在我着陆的地方,水含碱性。
来自《星际穿越》
图片源自网络
Thus when the series of elements was written so as to begin a new horizontal row with each alkali metal, elements of the same groups were automatically assembled in vertical columns in a periodic table of the elements.
因此,当每一新行都以碱性金属元素开始并逐步将这一系列的元素排列出来时,元素周期表中同一组中的元素就会自动归入一个垂直纵列中。
来源于:阅读OFFICIAL16 P2n. 碱;强碱;碱液;参见:acid【化】
Acid and alkali are the basic concept of chemistry.
酸和碱是化学的基本概念。
盐碱地上寸草不生。
Not even a blade of grass grows in the saline-alkali soil.
Alkali soil is suitable for this kind of crop.
碱性土壤适合这种作物生长。
It is a tribute to the capacity of the kidneys to excrete alkali.
这对肾脏排碱功能是个负担。
n. (见于干旱型土壤和某些自然水体的)可溶性无机盐【矿】
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