The relationship between plant and pollinator is a mutualistic one.植物和授粉动物之间的关系是典生关系.The fig - pollinator mutualism system is maintained by the reproductive relationships.和榕小蜂共生体系是由宿主和共生者之间的生殖配合维系的.They think O - zone in...
不能退票。Tickets are not refundable.可以在票房退票.Tickets may be turned in at the box office.他开了一张支票给他的母亲, 但是支票被退票了.He wrote his mother a check, but the check was bounced....
the sorrows of this earthly life尘世的悲哀Share joys and sorrows with your comrades, and support one another in adversity.同甘共苦, 患难相扶.She is pressed with sorrows.她愁肠百结....