Thymosterin
环氧麦角甾烯三醇乙酸酯
🗣️ 情景例句
was supposed to be made into a community center
原计划改成一个社区交谊中心
So let us all welcome him to the podium.
让我们欢迎琼斯先生上台演讲。
While the five babies were babies were still quietly sleeping in oxygen tents in hospital nursery,
眼下，五胞胎还静静地躺在医院婴儿室的氧气帐里，