Ncds
[医][=National Cooperative Dialysis Study]全国透析研究协作组织
🗣️ 情景例句
What kind of house do you have in mind?
你想买什么样的房子呢？
Nature abhors a vacuum.
自然界里是没有真空的。
The tent was full of water! They all leapt out of their sleeping bags and hurried outside.
原来帐篷里到处都是水！他们全都跳出睡袋，跑到外面。