Alkyl magnesium halide
[化] 卤化烷基镁
🧩 词语组成解析
n. 烷基, 烃基\\na. 烷基的, 烃基的
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 if I have my tonsils out tomorrow,
但是我如果明天切除扁桃腺，
I underestimated the cost of the journey.
我对旅行费用估计不足。
This is because they had no natural enemies until the arrival of humans and therefore did not need to develop flying wings.
这是因为人类到达这里之前，这些鸟没有天敌，因此，它们不需要发育飞行的翅膀。