在许多情况下

Since many people are alone when they suffer a heart attack, without help,faint, has only about 10 seconds left before losing consciousness.

许多人在独自一人的情况下心脏病突发，没有救护，从心脏不规则地跳动，感到眩晕，到其失去知觉，只有10秒钟的时间。

Since many people are alone when they suffer a heart attack, without helheart is beating improperly and who begins to feel faint, has only about 10 seconds left before losing consciousness.

许多人在独自一人的情况下心脏病突发，没有救护，从心脏不规则地跳动，感到眩晕，到其失去知觉，只有10秒钟的时间。

Since many people are alone when they suffer a heart attack, without help, the person whose heart is beating improperly and who begins to feel faint, has only about 10 seconds left before losing consciousness.

许多人在独自一人的情况下心脏病突发，没有救护，从心脏不规则地跳动，感到眩晕，令其失去知觉，只有10秒钟的时间。

PKA can phosphorylate many proteins at serine and/or threonine residue to regulate cell metabolism and gene expression.

PKA被cAMP激活后，能在ATP存在的情况下使许多蛋白质特定的丝氨酸和/或苏氨酸残基磷酸化，从而调节细胞的物质代谢和基因表达。

Many opponents of the system enjoy tilting at windmills when there is nothing really to complain about.

许多该体制的反对者在无甚可抱怨的情况下，喜欢去攻击并不存在的不平。

Many grant-review boards, for example, behave like ants: Reviewers see only a subset of the total grant applications and thus have to make a decision without seeing every option.

例如，许多拨款审查委员会行动起来就象蚂蚁似的：审查人员所看到的只是全部拨款申请表中的一部分，他们只能在没有看到所有可选项目的情况下做出决定。

I experienced very real things, where I had to make new friends, to miss my family, to carry six bags of groceries from the corner market to my apartment without a car or a trolley--- just the normal day-to-day struggle of being in a new place.

我有了许多真切的体验，我必须结识新的朋友，体味思念家人之苦，我得在没有汽车或手推车的情况下，将6包装满食品的袋子从街角的商店拎回自己的住处--这就是到一个新的地方要做的日常苦差事。

In cases where uncooked fruit cannot be freely eaten, many kinds may be cooked and prove valuable.

在水果不加工就不能吃的情况下，许多是可烹饪的，且经证明很有营养价值。

Many members are attacked under the unfenced circumstances so authorities in club decides only such members who can have basic ability to fight with the enemies are allowed to leave the club and automatic ability testing program is designed.

已经有许多会员在没有防备的情况下受到攻击，俱乐部方面决定只允许具有与敌人对抗的基本能力的会员进出，所以设计了自动能力测验程序。

It can occur because one or more of many different reasons and can be recoverable or, in the worst-case scenario, completely unrecoverable.

因为它可以发生许多不同的一个或多个原因，可采或者在最差的情况下，完全收回。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。