Tricosanic acid
[化] 二十三酸; 二十三烷酸
?? 詞語組成解析
??? 情景例句
Don't be such a moaner.
別老是哼哼唧唧的。
I'm twenty-one years old.
我21歲。
certainly it is more difficult than the arts which involve appreciation of flat forms,
欣賞雕塑品當(dāng)然比欣賞平面的藝術(shù)品要難。