Alkynyl magnesium halide
[化] 卤化炔镁
🧩 词语组成解析
炔基
magnesium
[mæg'ni:zjəm]
n. [化]镁（金属元素）;
n. 卤化物\\na. 卤化物的
🗣️ 情景例句
But the only time he's available this week
但这星期他有空的时间只有
Tractors have revolutionized farming.
拖拉机使耕作有革命性的变化。
I like writing to my penfriend, but it takes a lot of time.
我喜欢给笔友写信，但那很花时间。