Seleniovanadium
[医] 硒钒剂(治癌的成药)
🗣️ 情景例句
I'm heading off for bed
我先去睡觉了
I'm going to put on to her.
我会请她回电话。
Houses -- often three storeys high -- were built of stone.
房子一般有3层楼高，用石块修建。