Diphdrotachysterol
二氢速甾醇
🗣️ 情景例句
OK.
好的。
I checked my baggage in the baggage section.
我在行李房托运行李。
You see, we've been in China for over two years now, so we are travelling back to England soon for a holiday.
您知道，我们到中国已有两年多时间了，所以不久后我们就要回英国度假了。