Intramolecular migration
[化] 分子内迁移作用; 分子内重排作用
🧩 词语组成解析
a. [化学] 分子内的
migration
[mai'ɡreiʃən]
n. 迁移，移居;
🗣️ 情景例句
People are busy shopping and wrapping presents for relatives and friends before Christmas Eve.
在圣诞节前夜，人们忙着为亲朋好友买东西、包礼物。
A middle course is the safest.
中庸之道最保险。
A bird had snatched up the snake from the ground and then dropped it on to the wires.
一只鸟把蛇从地上抓起来，然后把它扔到了电线上。