Siphonaxanthin
管藻黄质, 管藻黄素
🗣️ 情景例句
What grade are you in?
你在几年级？
The whole carton is packed with double straps, each corner of the carton consolidated with metal angles.
纸箱外加了两道箍，每个箱角都用金属角加固。
We may travel by sea.
我们可能乘船去。