F-O-O in lowercase and, in fact, foo it is buggy because I typed lowercase F-O-O and FOO yet I get back capital F-O-O as both the original and the copy and that's simply because I haven't done this correctly.

小写的f-o-o，实际上，它是有bug的，因为我输入小写的,而我得到的原始的和拷贝的都是大写的,简单说，我处理错了。

哈佛公开课 - 计算机科学课程节选

Mrs Witchalls was stabbed in the neck as she pushed her toddler son Joseph in a buggy.

BBC: NEWS | UK | England | Abigail suspect released on bail

Sam Cooper-Stevens was being pushed along in his buggy by his mother at Watchet Harbour on Sunday, when the accident happened.

BBC: Baby 'smiling' again after Watchet Harbour rescue

We had two six-wheeler trucks, too, but it was warmer in the buggy: you have an extra layer of clothing and a full-face helmet.

BBC: Polar express