在制作中

What drink requires the use of a “bar muddler” in its preparation?

什么样的鸡尾酒在制作程中需要使用捣杵？

Compared with the computer tutor, with the tutee the direction of control between the computer and the user is reversed.

准备演的内容可以即时算机输入，也可以事先制作存在硬盘中，并桌面演软件再次展出来。