警官松·素瓦那英策说道,他正站在一所法国殖民时期用黄砖盖的学校外面,"我们这样做也是为了里面师生的安全,因为有时候石块会打在人的头上。"
We also do this for the safety of students and teachers inside because sometimes the rocks hit people on the head.
墙板分两类,一种是白栎木,另一种是黄松。
调查结果表明,美国黄松已在黄土高原引种成功,是一种很有前途的国外针叶树,可以扩大引种,繁殖推广。
The result of investigation indicated that Pinus ponderosa has been introduced successfully with a promising features alien conifer. Its introduction could be extended in large.
调查结果表明,美国黄松已在黄土高原引种成功,是一种很有前途的国外针叶树,可以扩大引种,繁殖推广。
The result of investigation indicated that Pinus ponderosa has been introduced successfully with a promising features alien conifer. Its introduction could be extended in large.
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