Provitamin d-3
[医] 前维生素D-3
🧩 词语组成解析
n. 维生素原\\n[医] 前维生素
🗣️ 情景例句
from the various generations of future users.
从不同辈份的未来使用者中。
I always have a big wash to do on saturdays.
我星期六总是有一大堆的衣物要洗。
Yes, for breakfast he had some bread, two eggs, some fruit and a glass of milk.
吃了，他早餐吃了面包、两只鸡蛋、一些水果，还喝了一杯牛奶。