Cycloaddition
n. [化]环加成( 指不饱和分子化合成一环状化合物的反应)
🗣️ 情景例句
Nat's not as lucky as I am, Robbie.
Nat不像我这样幸运， Robbie。
Please call me if you have any problems.
如果你有难题，就请打电话给我吧。
But the chances are against it,
但这种可能性很小。