"the owner's mark was on all the sheep"
"what he disliked about teaching was all the grading he had to do"
The shape and colour and markings of perhaps several hundred different but very similar dogs.
Despite the markings on their tickets people just took whatever cabin they could find.
牛津高阶第八版
美国韦氏词典
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维基百科 (自由的百科全书)