cat是可数名词。
catn.猫；猫科动物；vt.把（锚）吊放在锚架上；
例如The cat is from the house next door.
Cats sleep twice as much as people.
猫睡觉的\'时间比人长一倍。
The cat belongs to the people who live upstairs.
这猫是楼上人家的。
The cat was on the wall, watching for birds.
那只猫在墙上伺机捕捉鸟儿。
水利万物而不争,
而万物莫能与之争。
