In 7 th century BC, Romans inherited the traditions of Greece and built racetracks and unroofed amphitheaters.

Some amphitheaters could be filled with water so that ship battles could be fought.

一些这样的圆形竞技场还会被注满水以便表演海上作战的船只能够航行.

The air raids had surcharged the emergency wards.

空袭加强了紧急防卫.

The town was badly smashed up in the air-raids.

这个小镇在空袭时被炸成一片废墟.

The place was badly smashed up in air raids.

这个地方在空袭时被炸成一片废墟.

Much of town was rubbed out in the air raids.

那城市有很大一部分在空袭中被炸毁了.

A place of safety ( e . g . in air raids ).

如在空袭时的 ) 安全地点.

The place was badly smashed up in the air raids.

这地方在空袭中遭到严重破坏.

The city's bomb shelters were being prepared for possible air raids.

为防御可能发生的空袭，该城市正在建防空洞。

The war began with overnight air raids on Baghdad and Kuwait.

战争以对巴格达和科威特的夜间空袭开始。

Taken in excess, aluminum-containing antacids cause hypophosphatemia, which may lead to metabolic bone disease.

如果摄入过量, 含铝的抗酸剂可以导致低磷血症, 而低磷血症可以导致代谢性骨病.

See your physician if you are antacids three or more times a week.

如果一周吃三次以上的制酸剂,请就医.

Aluminum-containing antacids bind phosphate, making it unresorbable by the gut.

含有铝的抗酸剂和磷酸盐结合在一起, 使磷酸盐无法被胃肠道溶解.

Too much reliance is placed on antacids.

人们过分依赖抗酸剂.

The trend began in the 1960's, with the mass closings of public mental hospitals.

随着大批公立精神病医院的关闭, 把精神病患者纷纷关进监狱开始于60年代.

The department said it would evaluate more school closings on the case-by-case basis.

卫生部门表示,在个案的基础上,他们将评估临时关闭更多学校的可能性.

Ford and Chrysler have seen similar drops, leading to dozens of plant closings.

福特汽车和克莱斯勒也出现了类似幅度的下滑, 导致数十家工厂关闭.

Weak basis levels in the Midwest are a function of the port closings.

中西部地区基价疲软是港口收盘的特征之一.

Do you have a backup system for emergency closings?

如果有什么紧急情况需要暂时关闭幼儿园时有什么后备措施 吗 ?

I found spider webs, bird nests, wildflowers, anthills, unusual rocks , eggshells and bizarre insects.

我找到蜘蛛网 、 鸟巢 、 野花 、 蚁丘 、 蛋壳和稀奇古怪的昆虫.

The mountains resemble anthills then, with crowds streaming up their steep trails.

人潮源源不绝地爬上陡峭的小径,山脉在这时就像蚁丘.