The problems that have dogged him all year are just a temporary setback...一时的挫折竟困扰了他一整年。He pressed resolutely forward, still without haste , but with dogged fixity of purpose.他奋力向前走去, 仍旧那样不慌不忙, 但是目标坚定....his dogged insis...
Sodium metaborate is a by - product from deoxidation of sodium borohydride.摘要偏硼酸钠是硼氢化钠的还原 副产物.It is resistant to borohydride reduction in alcoholic solvents.在醇溶剂中,它不能被硼氢化物还原.The hydrogenation of terpineol to dihydroterpi...
The commanders of the Philistines asked, " What about these Hebrews? "3非 利士人的首领说 、 这些希伯来人在这里作甚麽 呢.A unit of capacity used by the ancient Hebrews, equal to 10 ephahs ( about 10 bushels ) or 10 baths ( about 100 gallons )....
他对一些毒药的性质和作用的描述惊人地准确。Her description of the nature and action of poisons is amazingly accurate.腿筋是位于大腿后侧起支撑作用的肌肉。Hamstrings are supporting muscles at the back of the thigh.最后，他再也无能为力了，这也正是雅克发挥作用的时候。Finally, he could do n...
The overall ambience of the room is cosy.房间整体的感觉是温暖舒适。The rejuvenating ambience of autumn is immeasurably more ancient than even the calendar.秋天那让人恢复青春活力的气氛远比历法还要古老.The invaders have destroyed the, oh, I don't know ...
He had cultivated the ability to catnap at odd moments during a day.他磨练了一副能够在随便什么时候打个盹儿的本领.Now you are allowed to take a three - miunte catnap.现在你可以休息三分钟.If I could a little catnap, I think I'd feel much better.如果可以...
用胺作为质子吸收体代替吡啶还是得到同样的结果.Amines other than pyridines have been successfully employed as a proton sponge.适当地利用吸收体,可以使前两种相应特性得到改善.The first two of these characteristics can be improved by the judicious use of absorbers.所以良吸收...