On first sight, the two types of squirrel are similar.

乍一看，这两种松鼠很相似。

youdao

On first sight, it is not obvious why we would need such a condition at all.

初看上去，您可能不明白为什么需要这个条件。

youdao

Wendy and John and Michael stood on tip-toe in the air to get their first sight of the island.

温迪、约翰和迈克尔在空中踮起脚尖，想第一次观看这个岛。

youdao

Sun rays are, as expected, absolutely no problem and we have to admit that on first sight we thought the device had a sticker affixed to its front -- its that good at reproducing printed materials.

ENGADGET: iriver Story HD e-reader preview (video) HD

Lone striker Freddy Eastwood endured a difficult first-half on his home debut, but the Wolves striker finally got his first sight on goal just before the break when his far-post header was blocked for a corner.

BBC: Wales 0-2 Germany

Rob Earnshaw had Wales' first sight on goal when he headed over from Simon Davies' cross, and then Carl Fletcher's 20-yard low drive went just wide.

BBC: Germany 0-0 Wales