大学英语词汇短语释义解析及例句 bark beetle


释义：

bark beetle 树皮甲虫

例句：



Healthy trees are also better able to fend off bark beetle.

健康的树木也能更好地抵御树皮甲虫。



Across vast areas of western North America, increasingly mild winters are causing massive outbreaks of bark beetle.

在北美西部的广大地区，日益温暖的冬季正导致树皮甲虫的大规模爆发。



First, the cedar bark beetle.

首先是杉皮甲虫假说。



One hypothesis is that the yellow cedar decline may be caused by insect parasites, specifically the cedar bark beetle.

其中一个假说认为黄杉数量下降是由以衫皮甲虫为代表的寄生害虫导致。



During a recent survey of fungi associated with bark beetle in Qinling Mountains of China, a new species was isolated, and the aim of this study was to describe this fungus.

报道了与危害中国秦岭华山松的华山松大小蠹相关的真菌新种，描述了其有性阶段和无性阶段的形态特征。研究标本保存于西北农林科技大学。



As with the mountain bark beetle, it is not entirely clear why this is happening.


Scientists say forests in the Western U.S. have been increasingly damaged in recent years by invasive insect species such as the bark beetle -- a sign that rising temperatures are having an adverse effect.