Dihydrocaliciferol
二氢钙化甾醇, 二氢骨化醇
🗣️ 情景例句
I see your point, but I can't really agree with you.
我明白你的观点， 但我的确不能赞同。
The statesman retired as the mayor of New York.
那位政治家退休时是纽约市市长。
when H.M.S. Porcupine was put at the disposal of the Royal Society for several cruises,
皇家学会用英国"豪猪号舰艇进行了几次巡航后，