alkyne + noun
炔烃可用作名词前的修饰语。
alkyne substrate
炔基底物
炔烃
alkynes — plural of alkyne
乙炔；含有至少一个碳碳三键的烃。；主要用于焊接和有机合成的无色易燃气体；炔；[化] 炔烃
A hydrocarbon containing at least one carbon-carbon triple bond.
含有至少一个碳碳三键的烃。
A hydrocarbon containing at least one carbon–carbon triple bond.
主要用于焊接和有机合成的无色易燃气体
a colorless flammable gas used chiefly in welding and in organic synthesis
An alkyne contains at least one carbon-carbon triple bond.
炔烃至少含有一个碳碳三键。
用法提示：炔烃作为名词，表示含有碳碳三键的有机化合物。
The chemist synthesized a new alkyne for the experiment.
化学家为实验合成了一种新的炔烃。
用法提示：这里炔烃指代一种合成的有机化合物。
Many alkynes are used as starting materials in organic synthesis.
许多炔烃被用作有机合成的起始原料。
用法提示：炔烃的复数形式alkynes指多种这类化合物。
炔烃可用作名词前的修饰语。
alkyne substrate
炔基底物
常用于有机合成语境。
synthesize an alkyne
合成炔烃
描述炔烃的类型。
This alkyne is terminal.
这个炔烃是端基炔。
描述化学反应。
The alkyne reacts with hydrogen.
炔烃与氢气反应。
grammar · medium
易错句子There are two alkyne in this reaction.
正确表达There are two alkynes in this reaction.
中文学习者常忘记给可数名词加复数，炔烃（alkyne）的复数是 alkynes。
grammar · medium
易错句子Ethylene is an alkyne.
正确表达Ethylene is an alkene.
乙烯（ethylene）属于烯烃（alkene），不是炔烃（alkyne）。学习者容易混淆烯烃和炔烃的名称。
Choose the next layer that will help you use alkynes with more confidence.
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