One can tell the difference almost at a glance for a spider always has eight legs and an insect never more than six.
One can tell the difference almost at a glance for a spider always has eight legs and an insect never more than six.
人们一眼就能看出蜘蛛和昆虫的区别，蜘蛛有八条腿而昆虫最多只有六条。