Perhydrocyclopentanophenanthrene
環(huán)戊烷多氫菲
??? 情景例句
Here you are.
茶給你。
Idleness is the key of beggary, and the root of all evil.
懶惰是行乞的敲門磚，是萬惡的根源。
We enjoyed driving along the new expressway.
我們喜歡沿著新建的高速公路開車。