Tetrahydroxy acid
[化] 四羟基酸
🧩 词语组成解析
a. [化]四羟(基)的
🗣️ 情景例句
No, no. But I do have very close friends in New York City.
没有。我在纽约有很要好的朋友。
Knowledge is a treasure, but practice is the key to it.
知识是一座宝库，实践是打开宝库的钥匙。
and, in another instance, wearing stockings and slippers, to make out with her foot the outlines and colours of a picture hidden under a carpet.
还有一次，她穿着长筒袜子和拖鞋，能用脚步识别出藏在地毯下面的一幅画的轮廓和颜色。