The results showed that pine needle contains kaempferide andpercent 22 % before hydrolyze, 0.42 % after hydrolyze.结果表明,松针中含有山奈素,且水解前22%,水解后的含量为0.42%....
今天很忙，我累坏了。I had a busy day and was rather tired.坏天气对上午那些风笛吹奏者毫不容情。The weather was unkind to those pipers who played in the morning.旅游热降温对航空业来说是个坏消息。The drop in travel is bad news for the airline industry....