Opitz's disease
[医] 血栓静脉炎性脾大
🧩 词语组成解析
🗣️ 情景例句
She's right.
她说得对。
The more we study, the more we discover our ignorance.
学得越多，就越发觉自己无知。
Some of the things were hundreds of years old.
展出的一些东西已有数百年的历史了。