If waste water containing phenol emissions at discretion without treatment, it can bring serious harm to human, fish, and crop.

Without systematic and effective writing teaching material, teachers' instructing at discretion, there exist many obstacles for students to write.

没有系统有效的写作教材，教师写作指导随意零碎，学生写作存在很多困难。

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Programme and Calculation for Coordinate of Road Curve Sect at Discretion Mileage

任意里程处公路曲线段中心坐标之编程计算

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Temperature control range is set upon requirement at discretion.

温控范围可根据用户需要自由设定。

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At first I thought it was a'cheap'sound, and that something was of low quality.

起初我认为这是一个'便宜'声，这东西是低质量。

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At first I thought it was a dream.

刚开始我以为我是在做梦。

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So at first we thought we were in danger.

所以，一开始，我们以为灾难临头。

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At first he thought it must be a very hard tree root.

起初他以为挖到的是坚硬的树根。

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At first we thought that seems so expected, he says.

最开始我们觉得，Rachel和Ross修成正果这样的结局可能会更加符合大家的期待，他说。

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And at first I thought we were playing a game.

一开始我以为我们在玩游戏。

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At first I thought, it just takes time.

一开始我想，过一段时间就好了。

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At first I thought there was no one in the room.

起初，我以为房间里没有人。

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At first he thought he could not do it.

起初他觉得自己做不来。

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At first we thought he wanted friends of his own kind, but then we began to understand that there was a different reason.

开始我们以为他是想念自己的朋友，后来我们才意识到还有别的原因。

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At first I thought she was really looking at the fruits because she was facing them.

一开始我真的以为她在看水果，因为她的脸是正对着哪些水果的。

中考真题- 2018 北京 阅读B

At first I thought it was an accident, but as far as I can make out, the police consider that's unlikely.

起先我还以为是一场意外，但是据我了解，警方认为那不太可能。

《柯林斯高阶英汉双解学习词典》

At first I thought he was rather ordinary looking, a little chubby, not my type

刚开始我认为他相貌很普通，有点胖乎乎的，并非我喜欢的类型。

《柯林斯高阶英汉双解学习词典》

I picked up the doll and at first thought, "Wow! A singing doll... how cool!!" I then turned the doll over onto it's front, and undid the back of the dress. I checked to see if there was some kind of battery station or switch.

我把娃娃拿起来，心想“是个会唱歌的娃娃哪，太酷了！！”我将娃娃翻过来，将它背后的衣服解开，想找找看有没有什么安电池的地方或者开关之类的。

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Captain Baker at first thought he was in the presence of an unknown reef; he was even about to fix its exact position when two waterspouts shot out of this inexplicable object and sprang hissing into the air some 150 feet.

巴克船长起初还以为这是没有人知道的、暗礁，他正要测定它的位置的时候，突然这个不可解释的物体喷出两道水柱，哗的一声射到空中一百五十英尺高。

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These were at first thought to be Allied aircraft returning to base, but they turned out to be26 of Germany's most feared dive bombers intent on "getting" the Foylebank.

大家以为那只是盟军飞机返回基地，不料却是二十六架德国最可怕的俯冲轰炸机，而且是以福伊尔班克号为目标。

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However odd and repulsive underground living may seem at first thought, there seems much to be said for imaging whole cities moving down and building our houses underground.

尽管地下生活乍想起来多么古怪，又不那么令人喜欢，但似乎有许多理由设想把整座城市搬到地下去，在地下建造我们的房屋。

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