natural barrier TEF/TCF常用TEF/TCF专四

天然屏障 newnatural barrier的英文翻译是什么意思，词典释义与在线翻译：参考翻译天然屏障 natural barrier的用法和样例：例句The Yangtze River is a natural barrier to the north-east.
长江是东北面的一道天然屏障。The skin loses its natural barrier to protect against sunlight.
这样，皮肤就失去了阻挡强光的天然屏障。

Healthy, skin, mucous membranes, and cilia are natural barriers to many viruses.Healthy, skin, mucous membranes, and cilia are natural barriers to many viruses.

在亚洲其他地区的广泛经历帮助他克服了文化障碍。

The skin loses its natural barrier to protect against sunlight.The skin loses its natural barrier to protect against sunlight.

这样，皮肤就失去了阻挡强光的天然屏障。

天然屏障 newnatural barrier的英文翻译是什么意思，词典释义与在线翻译：参考翻译天然屏障 natural barri天然屏障 newnatural barrier的英文翻译是什么意思，词典释义与在线翻译：参考翻译天然屏障 natural barri

长江是东北面的一道天然屏障。

More important were the mountains and other natural barriers, which scientists expected would keep CMore important were the mountains and other natural barriers, which scientists expected would keep C

更重要的是山脉与其他的自然屏障，科学家预期它们能阻挡慢性消耗病从地方性疫区快速传开。

Healthy, skin, mucous membranes, and cilia are natural barriers to many viruses.Healthy, skin, mucous membranes, and cilia are natural barriers to many viruses.

健康的皮肤，粘膜和纤毛是许多病毒的天然屏障。

The Sahara Desert is a natural barrier between north and central Africa.The Sahara Desert is a natural barrier between north and central Africa.

撒哈拉沙漠是北非与中非之间的天然屏障。