Xerodermosteosis
[医]干皮性骨化病, 干皮性骨质生成
🗣️ 情景例句
it takes a little bit of money to run a campaign.
竞选活动需要花一些钱。
By falling we learn to go safely.
吃一堑，长一智。
What are those?
那些是什么？