可以采取疫苗接种和其他预防措施。Vaccination and other prophylactic measures can be carried out.接种疫苗的成本合计约60万美元。The cost of the immunizations was about $600,000 all told.英国孩子每年要接种7百万剂疫苗。Seven million doses of vaccine are annually given t...
This fungus can just be detected by the unaided eye.这种真菌只用肉眼就能检查出.Here is an Aspergillus fungus ball in a dilated bronchus.可见扩张支气管内的曲霉菌真菌球.So how do you kill a fungus without harming its host?问题在于,我们如何才能做到不伤害宿主只杀死真菌 呢 ?S...
The real ways nature copes with the cold are almost as amazing as these old tales.大自然应对寒冷的真实方法几乎和这些传说同样令人惊奇.I don't know how she copes with looking after her family and doing a full-time job.既要照顾家庭又要工作, 我不知道她是怎样应下来的...
这种黏性的化合物能牢牢地粘在这个表面上。This sticky compound adheres well on this surface.这张旧邮票的背面没黏性了, 我得用胶把它粘在信封上.This old stamp isn't sticky any more; I shall have to gum it down onto the envelope.我把一条黏性在的胶带缠在树的根部.I bound the base o...
The hydrocarbon content of this phosphate ore provides most of the heat needed for the calcination.这磷矿所含烃量能提供锻烧所需的大部分热量.A series of niobium acids at different calcination temperatures was prepared.在不同焙烧温度下制备了一系列固体铌酸催化剂.T...