pollen

相关例句

• If you have pollen allergies, you should either avoid flowering plants or snip off the flower buds as soon as they appear.(如果您对花粉过敏，您应该避免开花植物，或者在它们出现后，立即剪掉它们。)
• Many people are allergic to airborne pollutants such as pollen.(许多人对空气中花粉之类的污染物质过敏。)
• Another problematic method is to reconstruct former climates on the basis of pollen profiles.(另一种有问题的方法是根据花粉谱重建以前的气候。)
• A MERV rating tells you how well the filter can remove pollen and mold from the air as it passes through.(MERV等级可以让你知道当花粉和霉菌在空气中传播时，过滤器将如何将之过滤。)
• A midge gathers pollen from a cacao flower by sticking its head inside a "petal pouch" that contains both pollen and a sticky nectar reward.(一只摇蚊把它的头伸进一个“花瓣囊”里，收集可可花的花粉，“花瓣囊”里既有花粉，也有粘稠的花蜜。)
• The pollen viability of Miscanthus sinensis was determined by in vitro pollen germination method.(采用离体花粉萌发法测定了芒豆的花粉活力。)
• Then there is fossilized pollen, from low shrubs and grasses that once grew in the Sahara.(还有一些石化的花粉，来自于曾经生长在撒哈拉的小灌木丛和草丛。)
• When, in experiments, these caterpillars were fed milkweed leaves dusted with pollen from modified maize plants, they died.(在实验中，这些毛毛虫被喂食沾有转基因玉米花粉的马利筋叶子，然后它们死亡了。)
• And pollen can blow for miles.(并且花粉可被风吹行数英里。)
• Milk was used as material for fermentation and pollen polysaccharide was added into to produce yoghourt.(以牛乳为原料进行发酵，并添加花粉多糖研制多糖酸奶。)