在大多数欧洲国家，三至五岁的儿童可以选择为数众多的幼儿园和托儿所，在轻松的氛围中边学边玩。
In most European countries, there is a strong kindergarten or nursery system where children from ages three to five can begin their learning in a more informal atmosphere of play.
我还记得在圣路易斯动物园第一次看到它的情形，玻璃的另一边充斥着死亡的气息。
I can remember the first time I saw one, at the St. Louis Zoo, and the feeling that certain death was just on the other side of the glass.
用途：用于单臂异型机、多臂异型机、直线园边机、携带型磨边机等。
Use: For shaped single-arm grinding machine, shaped multi-arm grinding machine, straight line circular edging grinding machine, portable grinding machine.
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