Dinitro naphthalene sulfonic acid

[化] 二硝基萘磺酸

🧩 词语组成解析

Dinitro
地乐酚
naphthalene
[化] 萘\\n[医] 萘
sulfonic
a. 磺酸基的\\n[医] 磺[基]的
acid ['æsɪd]
adj. 酸味的;尖刻的;酸的;酸性的; n. <化>酸;酸味物质;
acid尖,酸,锐利 →酸;酸的,酸性的

🗣️ 情景例句

Will you come over to help me with the tough job?
您能否来帮助我做这项艰苦的工作?
Let me give you a little friendly advice.
让我给你一些好意的劝告。
In spite of all that has been said, the tourists have been picking leaves and cutting their names on the tree-trunk.
尽管有上述种种说法,但游客们还是照常摘树叶和把他们的名字刻在树干上。
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