起初

The 〓～t curve of UF with periodic back flush can be divided into two sections: the initial section represents the accumulation stage of undetachable cake layer, and the final section represents the equilibrium stage of accumulation and detachment of cake layer.

对周期反冲洗膜污染过程分析结果表明，周期反冲洗超滤〓～t曲线可分为两段：起初的直线增长段为不可逆滤饼层的累积阶段，直线的斜率为各次反冲洗不可逆膜阻增量△R；后期的水平段为滤饼层累积与剥离达到平衡的阶段。

At first few people paid any attention to the young man whose table held a curious box with an unexciting appearance.

起初没有几个人注意到那个年轻人在他桌子摆放着古怪的盒子，展览会上要看的太多了。

At first, you may think that this is your unfriendly said.

起初，你也许以为这是对你的不友好表示。

Their early attempts were uninspiring, however.

然而起初他们的努力并没有取得什么成为。

Women did not ride bicycles at first because B they were considered unsafe and unladylike.

段落3 9.Women起初没有骑自行车，因为 B 他们被认为不安全和不象贵妇人。

You′re behaving in an unladylike fashion,' sniffed Mother.

起初他对她的外国作风嗤之以鼻。

It is one of those fables, which, out of an unknown antiquity, convey an unlooked-for wisdom, that the gods, in the beginning, divided Man into men, that he might be more helpful to himself; just as the hand was divided into fingers, the better to answer its end.

有这样一个久远不可考的传说－－它有着我们意想不到的智慧。起初，众神将一个人分为众人，使他可以更好的自助，如同要分出手指以便更好的使用手一样。

At first, the design team seemed to be faxing unresolvable conflicts between the usability/ergonomic issues and the mechanics of fast drilling and durability.

起初， 设计小组似乎电传unresolvable 冲突在实用性之间人体工程的问题和快速的钻井和耐久性的技工。

At first I thought such cheer unseemly.

起初，我觉得这种快乐不合时宜。

Fitted with artificial legs, he walked unsteadily at first, but his steps grew steady with practice.

装了假肢，他起初走路走不稳，但经过锻炼他的步子稳了。

She gently rebuff ed him, but agreed that they could be friends

她婉言拒绝了，但同意作为朋友相处。

If in the penal farm, you were sure to be criticized.

要是在劳改农场，你等着挨绳子吧！