bark vi. 1.(狗等)吠,叫;(枪等)响。 2.咆哮,怒吼。 3.〔美口〕喀喀地咳嗽。 vt. 1.大声喊出,吼叫出。 2.大声叫卖。 n. 1.犬吠声。 2.枪声。 3.咳嗽声。 His bark is worse than his bite. 他嘴坏心不坏。 barking irons 〔美俚〕手枪。 bark at 吠,咬。 bark at the moon 白嚷,空嚷,徒劳。 bark away [back] 喝走[叫回]。 bark up the wrong tree 〔美口〕认错目标,弄错,看错。 Go bark up another tree! 〔美口〕少管闲事,用不着你操心。 n. 1.茎皮,树皮;规那皮;鞣酸皮。 2.〔俚语〕皮肤。 vt. 1.剥(树皮)。 2.用(树皮)盖(屋顶);用树皮鞣(革)。 3.擦破(膝盖等处的)皮。 between the bark and the wood 双方无得失[损益]。 come [go] between the bark and the tree 管闲事。 stick in [to] the bark 〔美口〕不过分干预[接近]。 talk the bark off a tree 〔美口〕大嚷。 tighter than the bark on a tree 〔美口〕极吝啬的。 with the bark on 〔美口〕粗鲁(a man with the bark on 粗鲁的人)。 bark3 barque n. 1.三桅帆船。 2.〔诗〕帆船,小船。
Synthesis of bark beetle pheromone verbenol and verbenone 松小蠹信息素马鞭烯醇和马鞭烯酮合成研究
Resistance of host trees and existance strategy evolution of bark beetles 树木抗性与小蠹虫生存策略的进化
Infectivity of entomopathgenic nematode steinernema ceratophorum to bark beetle dendroctonus valens larvae 拟双角斯氏线虫侵染红脂大小蠹幼虫的研究
Study on the species diversity of plant community and coniferous bark beetles community diversity in niubeiliang nature reserve 牛背梁自然保护区植物群落和针叶树小蠹虫群落物种多样性研究
The blaze , 50 miles east of los angeles , spread rapidly along two fronts and late saturday threatened to burn explosively dry forests devastated by drought and bark beetles 位于洛杉矶东面50英里远的这场大火,正朝着两端疯狂肆虐,到上周六为止,严重威胁着当地的干燥林地,这些林地由于干旱面临着被燃烧爆炸危险。
The avian activity also changes the chemical " flavor " of the trees by boosting terpenes ? chemicals found to repel tree - eating pests such as bark beetles as well as porcupines and squirrels 鸟类活动还会刺激树木产生松烯,改变树木的化学味道这种化学物质已知可以驱除啃食树木的害虫,如树皮小蠹,以及豪猪、松鼠等。