No creditable macrofossil record of the Fagaceae exists in the Cretaceous equivocal and require further study.白垩纪尚无壳斗科可靠的大化石记录,微化石需要进一步研究才能确定亲缘关系以及古新世壳斗科已经分化出两个类群....
Jupiter'smoon Io, whose density is 3.5 grams per cubic centimetre, is all rock.密度为每立方厘米3.5克的木星卫星木卫一上遍布岩石。Objectie . To explore the biomechanical impact of the Dynesys deice in io.目标:探索体内Dynesys装置的生物力学影响.The decolour...
Some adolescents might be more sexually mature and provocative than others.一些青少年可能相比同龄人在性方面更成熟、更具挑逗性。He doesn't really mean that—he's just being deliberately provocative.他不是真有此意，只不过是存心挑逗一下罢了。She wore a very pro...
处于最高层的女性仍然不够多。We still do not have enough women at the very top.我们从最底层开始，是一步一步奋斗到最高层的。We started from the bottom and we had to work our way up to the top.你伸胳膊能够着书架最高层的那本书 吗 ?Can you reach your arm up to that book on the ...
Nitrates are chemicals that occur naturally in water and the soil.硝酸盐是水和土壤中自然存在的化学物质。Nitrates leach from the soil into rivers.硝酸盐由土壤渗入江河。Nitrates are used as preservatives in food manufacture...硝酸盐在食品加工业中被用作防腐剂。Springs a...
Azobenzene side - chain liquid crystalline.偶氮苯侧链液晶聚合物.The trans - cis photoisomerization of azobenzene is the basis of photo - responsive properties of many azo - functional materials.偶氮苯的光致顺反异构化是许多偶氮类功能材料光响应的基础.Photoori...
They were jostled and subjected to a torrent of verbal abuse.他们被推来搡去，受到大肆的谩骂攻击。The players were jostled by an angry crowd as they left the field.运动员们离开赛场时, 被愤怒的人群推搡着。Hordes of journalists jostled for position outside the...
Result: Followed - up postoperatively nerve regeneration is good, confirmed by electromyography.结果: 经术后 随访, 肌电图证实,神经再生恢复良好.Objective To explore the values of electromyography to examine obstetric brachial plexus palsy ( ...