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
I know that, but ...
这我知道， 但是……
I worked at the shipping company this morning.
我今早在船公司工作。
Look at the sun! It's very bright.
瞧，阳光灿烂！