Bilene
次甲基胆色素
🗣️ 情景例句
Sure, what do you want?
可以啊。什么事
Christmas comes but once a year.
佳节良辰，机会难得。
The twin towers are 110 storeys high, but high-speed lifts controlled by computer take only a minute to reach the top.
这座双塔式大楼有110层高，而由电脑控制的高速电梯只需一分钟就可以到达塔顶。