经纯化后催化活性实验结果表明,醛缩酶可将N- 乙酰 -D- 甘露糖胺高效率地转化为N - 乙酰-D-神经氨酸,表现出较高的催化活性.The enzyme activity test results showed that aldolase could transform Nacetyl - D - ManNAc into N - acetyl - D - neuraminic acid very efficiently....
The popular belief in the invincibility of man is constantly rebuked by revaluations of man's fallibility.以为人类无敌的普遍看法经常遭到重新评价人类易犯错误的特点的非难.Often accompany hair stone, if do not have calculous fallibility examine, be ...
He personally had received orders from Commander Lehmann to scuttle the ship.他个人已收到莱曼司令要求凿沉轮船的命令。Crabs scuttle along the muddy bank.几只螃蟹沿着泥泞的河堤快速横行。Such threats could scuttle the peace conference.这种威胁会阻挠和平会议。...
A tap on the door interrupted him and Sally Pierce came in.敲门声打断了他，萨莉·皮尔斯走了进来。Not content with rescuing one theatre, Sally Green has taken on another.萨莉·格林不满足于挽救一家剧院，她又接手了另外一家。Sally spun round, a feigned look of surprise...
Try to support each other when one of you is feeling down.当有人觉得情绪低落时，要努力相互打气。McKay walked slowly toward this screen, feeling a growing tenseness.麦凯缓缓地朝这个屏幕走来，每走一步心情都更加紧张。Try to get a feeling for the people who live here....
Men were standing around, swilling beer and occasionally leering at passing females...男人们吊儿郎当地站着，大口大口地喝着啤酒，偶尔还对着路过的女性猥亵地笑。This disease causes sterility in both males and females.该病会导致男女不孕不育。Males and females take turns b...