But eggs are a volatile medium, and a scarce supply essentially stops production.

但是，鸡胚往往不是很稳定，并且产量少阻止了大规模生产。

It's possible, the critics argue, that the bacteria eked out a living on that scarce supply.

有批评文章指出，这是有可能的，它使得供给匮乏时细菌得以勉强存活。

As ever in Derby clashes, the game was conducted at a frenetic pace sure to warm up a chilly, saturated evening in Hyde, while clear-cut chances were in scarce supply.

就像所有的德比战，这场在海德潮湿的夜晚进行的比赛也是速度飞快。机会并不多。

A poorly prepared group may plan to cook meals over a campfire only to discover upon arrival at their destination that a fire ban is in effect or that firewood is in scarce supply.

一个准备不足的队伍也许计划用营火烹饪食物，但到目的地时却发现禁火令在实施或者柴火不足。

A snack bar producer discovered that the supply of purely grass-fed bison meat was scarce.

一家小吃店的供应商发现，纯草饲野牛肉供应短缺。

Some cacti, like the saguaro, grow to tree size, but true trees need more moisture than most desert environments can supply, so they are scarce on deserts.

一些仙人掌，如撒瓜罗，能长到象树那么高。但真正的树却需要比大多数沙漠所能提供的更多的水份，所以树在沙漠里是鲜见的。

The supply lines to Petrov and Bellamy became scarce as Everton bossed the game, bypassing City's midfield with the alternative of the direct-ball approach as they mixed up their game.

由于控球时间的减少，佩特洛夫和贝拉米的拿球机会也开始稀少起来，埃弗顿因而控制了场面，他们利用各种各样的直传球绕过了曼城的中场防守，让对方无论是进攻还是防守都变得一团糟。

In the long run, at least, higher prices should trigger supply increases, and see scarce resources used more efficiently.

至少从长期而言，价格上涨应会导致供应增加，同时稀缺资源得到更为有效的利用。

Inadequate investments in supply and treatment infrastructure means that even where water is not scarce, it is rarely clean.

而缺少供水设施和污水处理设备意味着即使在不缺水的地方，也很难有干净的水。

The water used in that ritual is considered "grey water" and simply enters the sewerage system, furthering adding strain to the already scarce water supply in the country.

仪式中所用之水被认为是“晦水”而直接流入排污系统，这进一步加剧了这一本已缺水国家的供水紧张状况。

The fungus attacks the roots of the trees, choking off a water supply that has been made scarce by successive years of drought.

疫霉菌攻击树木的根，更在连年干旱的情况下切断了它们供水。

On the other hand, when the wind suddenly stops blowing, and in particular during the cold season, supply becomes scarce.

另一方面，当风突然停止吹，特别是在寒冷的季节，电力供应稀缺。

His aggression would have been understandable if food was scarce, or if the parents couldn't be trusted to supply what he needed.

如果它的父母带回来的食物很少，或者它无法信赖父母会带回足够的食物的话，那么它的攻击行为是可以理解的。