Cation - anion exchange resin can crack and disassemble bond - chromatography , doff the bond - large - molecule and dissociate paclitaxel. 阴阳 混合离子交换树脂可以使键合态紫杉醇发生裂解, 脱去键合的大分子物质,游离出紫杉醇.
I use watercolours much less than I do oils or acrylics.我用水彩比用油画颜料或丙烯酸颜料要少得多。They are also spending much less on extras like meals in restaurants.他们花在下馆子等额外消费上的钱也少多了。Greek yogurt contains much less fat than double cream....
Goldsmith has repaired the roof to ensure the house is wind-proof.戈德史密斯修理了屋顶，以确保房屋能够抗风。The much repaired plane was crated for the return journey.经过大修的刨子被装入木箱运回去。Racing was halted for an hour while the track was repaired....
Their ears were still attuned to the sounds of the London suburb.他们依然很熟悉伦敦市郊的喧闹声。I have become attuned to Carlisle's industrial past.我对于卡莱尔市过去的工业史已经有所了解。He seemed unusually attuned to people's feelings.他似乎特别善解人...
Sailors hung about while they waited to ship out.水手们在等待离港的时候四处闲逛。A thick haze of acrid smoke hung in the air.空气中弥漫着刺鼻的浓烟。He said he'd call again, and hung up on me.他说他会再打过来，就突然挂断了电话。...