旋转动物是狗、兔子、猫和老鼠形的，其尾巴用金属弹簧连接在它们的身体上。
The Rolling Animals are in the forms of a dog, rabbit, cat and mice, and their tails are connected to their bodies by metal springs.
医生们尝试使用探针进行探查，而此时加菲尔德正躺在金属框架和金属弹簧的床上。
The doctors tried to use the probe while Garfield was lying on a bed with metal frame and metal springs!
介绍了一种全塑料的衣夹模具，该衣夹无需金属弹簧，生产该衣夹成本低又耐用，模具寿命长。
A kind of whole plastic clothes-pin mold is introduced, for this clothes-pin, it needs no metal spring, with low manufacture cost and long using ages, also, the mold has a long working life.
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