先在的

Distinguished from Asian Brown Flycatcher by larger size and lack of pale lores.

与北灰鹟的区别在体型较大且无浅色眼先。

Secondly,a mixture of acetone and methyl formate was added into the methanol solution of sodium methoxide to prepare sodium formyl acetone by Claisen reaction.

以金属钠为原料，甲醇为溶剂，先制成甲醇钠的饱和甲醇溶液，再滴加丙酮和甲酸甲酯进行Claisen酯缩合制得丁酮烯醇钠，最后在强酸作用下与甲醇进行缩醛化反应合成了4，4-二甲氧基-2-丁酮，过程总收率达到73.1%，纯度98.7%。

One cannot wish away the fact that before good neighbors can truly fraternize with each other,they must first mend their fences.

人们不能忽视这个事实：在好邻居真正善待彼此之前，他们必须先修补自己的篱笆。

Liquid crystalline polymer/PA1010/French chalk hybrids were prepared by melt intercalation.

PA1010／PP共混物中随LCI〓组分的质量分数增加，t〓先降低后升高，增容作用发生在低浓度区（0.2～0.6％）。

You must kill Andariel before her army can gain the upper hand.

你必须在她的大军取得优势之前，先把安达利尔铲除掉。

But go, tell his disciples and Peter that he is going before you to Galilee.

你们可以去告诉他的门徒和彼得，说：『他在你们以先往加利利去。

First he coiled some insulated wire around an iron bar, connecting both ends of the wire to a galvanometer.

他先把一些绝缘导线绕在一根铁条上，并将导线的两端与一个电流计连接起来。

But in spite of the colorful life on the Rive Gauche half-way through this story one is dropped off on the right bank where the Louvre towers as a symbol of royal power.

但是，在我们的故事中还是先抛下左岸那多彩的生活，在右岸下车吧。那里有卢浮塔，王权的象征。

His eyes were closed, and he was in great pain, At the Gemelli Clinic the pope was rushed first to a tenth-floor room reserved for a papal emergency and then to an operating room.

在杰米里医院教皇先被火速送往十楼预留的教皇抢救室，而后送往手术室。

In portmanteau forms, genitive and nominative clitics are fused into one form in that order with genitive preceding nominative.

在portmanteau 型，所有格及主格clitics结合成一起出现，出现的顺序是所有格先，主格后。

This one mode pays close attention to network credence foundation of the businessman very much.

这一模式非常关注商人的网络信用基础。

Cell morphology of bacterial ghost of Pasteurella multocida was observed by scanning electron microscopy and inactivation ratio was estimated by CFU analysi.

扫描电镜观察多杀性巴氏杆菌细菌幽灵和菌落形成单位评价遗传灭活率。