Alkali
[ 'ælkəlai ]
第5级
其它 Other
n. 碱;
📝 例句
Such detergents do not yellow the wool as alkali tends to do.
这种洗涤剂不会象碱那样使羊毛发黄。
caustic alkali [soda]
苛性碱 [钠]
The free alkali metals react immediately with water to liberate hydrogen.
游离的碱金属直接和水中作用，放出氢气。
Cyclization occurs readily with dilute alkali.
遇到稀碱就容易环化。
All the alkali metals have a single s-electron outside a closed shell.
所有的碱金属都在闭合壳层之外有一单个S电子。
🌱 联想助记
【记】※ a-似“小姑娘”,lka-拼音“路卡”,li-拼音“里”:一张绿卡里有碱
※ al-all所有,ka-拼音“卡”,li-拼音“里”:如果在实验室里把碱弄得到处都是,所有人都想卡你脖子痛贬你
✅ 同义词
📖 牛津释义
alkali
n[C, U]
(chemistry 化) any of a class of substances (eg caustic soda and ammonia) that neutralize acids and form caustic or corrosive solutions in water 硷. Cf 参看 acid1 1.
🏥 医学释义
碱，强碱
📖 同为「专八」词汇
查看全部专八词汇 ›🗣️ 情景例句
I'm new here, can you help me find my way around?
我是新来的，你能带我转转吗？
Do you know when he will be back?
你知道他什么时候会回来？
He lived in this century, was born in Germany and spent the last part of his life in the USA.
他生活在本世纪，出生于德国，在美国度过了他的晚年。