方歌就是药方剂方歌，是中医传承和中医教学的主要内容之一。通过歌诀和趣记方歌，提供多种记忆方法，记住方剂的的组成，功用，主治的内容，方歌是学习中医药材、方剂的人士必须掌握的。
另一方面，我不能唱一些我不喜欢的歌，这是我的缺点之一。
On the other hand, I can't sing something I don't like and that's one of my defects.
向使用服务的人收取“报名费”然后一首歌低的，固定不变的下载成本同时顾及了购买方和销售方的利益。
Charging an "entry fee" for use of the service and then a small, fixed per-song cost for downloads turned out to benefit both the seller and the buyer.
创作者估量一捆歌的价格范围相比单首歌定价会同时改善消费者和出售方的利益。
The authors reckon that there is a range of prices for bundles that would make both buyers and sellers better off than a single price per song.
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