Alfene synthesis
[化] 铝烯合成法(利用铝催化剂合成α-烯烃方法)
🧩 词语组成解析
🗣️ 情景例句
With pleasure. Now we can offer Optical Mark Readers of models.
很愿意。目前我们能提供光学记录阅读器的模型。
The air had a delicious smell.
空气里有一股香味。
only of metal, which wears away by friction.
而是由金属组成，而金属可以随着磨擦而磨损殆尽。