some people assume that feeling good and feeling bad operate in a kind of see-saw balance, as opposites along a single continuum.

another kind of agent works on the other end of the bone metabolism see-saw: it promotes the creation of new bone.

另外它还作用在骨代谢的另一端：促进新骨的创建。

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study of fuzzy-neutral network in improving the see-saw beam sway dampening system

模糊神经网络在改进跷板梁式减摇系统中的研究

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let's picture your risk of alzheimer's as a see-saw scale.

不妨把患老年痴呆的风险比作天平。

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to your right will be a see-saw with beanie caps sitting at each end.

在你的右边会有一个两端各有一个小帽子的跷跷板。

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the world economy is like a see-saw.

全球经济就像一座跷跷板。

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police arrived to find that not only was yang wearing negligee, but also that two cars carrying friends were following the parade, the chongqing morning post reported.

据《重庆晨报》报道，警方赶赴现场后发现，不仅仅只有姓杨的这名男子在游行，他后面还跟了两辆汽车，上面坐的是自己的一群朋友。

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why the bat comes out only at night?

为什么蝙蝠只在夜间出来？

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no man with a conscience can just bat out illustrations. he's got to put all his talent and feeling into them!

任何有良心的人都不能粗制滥造插图。他必须用他所有的天分和感觉去画！

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okay, go into your backpacks, get out your emergency tunnel survival kit, find the small glass vial marked "light" and shake it really hard

掏掏你们的背包拿出隧道生存应急工具箱里面有个小玻璃瓶上面写着“照明”然后使劲摇晃它

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this fight-or-flight mechanism is still part of our survival kit today. it's there to protect us from threatening situations.

这套回击或逃跑的机制，今天还存在我们的求生基因里，保护我们面对具威胁性的情境。

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your survival kit may include snacks, beverages, and children's games for the trip.

您的急救包可能包括为旅行准备的零食、饮料和儿童游戏。

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as part of a brilliant survival kit, these early people were equipped with a built-in defense mechanism.

这些早期人类，进化了一种内建的求生机制。

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step 5 carry a survival kit

5.携带求生工具

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step 6 carry a survival kit

6.携带求生工具箱

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the calcium enriching health food, a new product developed by xinjiang tf pharmaceutical co., ltd, can significantly supplement the calcium element needed by human bodies for building strong bones and muscles, and is free from toxic side-effects.

佳加钙、复方酸钙补钙保健食品是新疆TF药业有限责任公司新开发的一种具有显著的增补人体内所需钙族元素、强健骨骼肌体、无毒副作用的保健食品。

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with snorkels on, we jumped into the warm water and began drifting above the world's second largest barrier reef system.

带上潜水器具跳进温暖的海水，在这个第二大珊瑚礁系列上面开始慢慢漂流。

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numerical simulation of rh-refining processes with different parameters of snorkels cathode design and simulation of ecm turbine blade based on characteristics of liquid field

RH真空精炼环流管参数对循环流动影响的数值模拟考虑流场特性的发动机叶片电解加工阴极设计及数值仿真

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i am a certified scuba diver and love to snorkel.

我是个潜水者并喜欢浮潜。

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i ended up choosing two one for use almost everywhere including the beach, and one for use underwater while snorkelling and diving.

最终，我选择了两台：一台用来在包括海滩在内的几乎所有地方拍摄，一台用来在我浮潜和潜水时在水下拍摄。

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then maybe there is a future where i and my group will get to snorkel with a fish school of our own creation.

那么也许在未来，我的团队将和我们创造的鱼群展开一次潜泳之旅。

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