Bicyclic sulfide
[机] 二环硫化物
🧩 词语组成解析
a. 两个轮子的, 二环的, 两圈的\\n[机] 二环的
n. 硫化物\\n[化] 硫化物
🗣️ 情景例句
There's nothing more joyous than the arrival of a new baby.
没有任何事能比新生儿的到来更令人喜悦的了。
Will you take that library book back for me?
你能帮我把书还回图书馆吗？
This festival is a cheerful occasion, for on this day, the dead are said to return to their homes and they are welcomed by the living.
这个节日是个欢乐的日子，因为在这一天，据说死去的人要回到他们的家里来，活着的人则对他们表示欢迎。