Lower parpaffing hydrocarbons
[化] 低级烷烃(低碳数烷烃)
🧩 词语组成解析
lower
['ləuə]
adj. 下方的;在底部的;较低级的;
v. 降低;减少;缩小;
n. <化>碳氢化合物, 烃( hydrocarbon的复数形式 )
🗣️ 情景例句
The teacher flunked him in geography.
老师给他的地理打不及格。
I didn't sleep well.
我没睡好。
Such an experience befell a certain young girl the first time she was traveling alone.
一个小姑娘第一次单独出门就碰到了这种情况。