video sheet的意思|示意

I wrestled the matching crib sheet and bumper into the crib and sat in the new glider sorting more gifts-----a Baby Einstein video, a silver moon rattle from Tiffany, a Goodnight moon book.

我把相配的婴儿床床单和保险杠组装好，坐在新的躺椅上整理更多的礼物——婴儿爱因斯坦录音机、发现响声的丝纱罗制的银色的月亮、一个好睡眠故事书。

That is why a team from the National Aeronautics and Space Administration was surprised when they lowered a video camera to get the first long look at the underbelly of an ice sheet in Antarctica.

这就是为什么当航空航天局的一个专家组放下摄像机想看看南极洲冰盖下的景象的时候被惊呆了。