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
To be with our family and all that Stewart TLC.
真高兴和全家人在一起， 受到Stewart家族无微不至的照顾
Full details regarding packing and marking must be strictly observed.
请严格遵守包装及商标的细则。
Chen Fang.
陈芳？