Material illustrating detailed structure of graptolites has been etched from limestone by means of hydrofluoric acid.表明笔石详细构造的物质是利用氢氟酸从石灰岩中侵蚀出来.The slowness is dissolve in hydrofluoric acid and hot oil ofvitriols.缓慢溶于氢氟酸...
食道狭窄可由斑痕组织或压迫所引起.Stenosis may be caused by cicatricial tissue or by compression.山茱萸的蓓蕾, 淡绿清雅,点缀着褐色斑痕.The dogwood bud, pale green is inlaid with russet markings.缺钾的最初病症是叶片呈现白色斑痕或斑点.The first sign of potassium deficiency i...
文法中,感叹语是用来表达一种强烈感情的单词或短语.In grammar , an interjection is a word or a phrase used to express a strong feeling.这个字当惊奇愤怒 -- 几乎任何强烈感情的感叹语.This word is used as an exclamation of surprise, anger, virtually any emotion....