I crept up the stairs and peered into the office of optical shop.

我爬上楼梯，眯缝着眼看了看眼镜店的办公室。

youdao

Shanghai Epic is dedicated to manufacture and develop the most advanced optical discs and digital products along with efficient and time effective one-stop-shop solutions for our customers.

上海新索音乐致力于生产及开发最先进的光碟及数码产品，并为我们的客户带来高效的一站式解决方案。

youdao

Sony DADC China is dedicated to develop the most advanced optical discs and digital products along with efficient and time effective one-stop-shop solutions for our customers.

索尼(上海)致力于生产及开发最先进的光碟及数码产品，并为我们的客户带来高效的一站式解决方案。

youdao

The group identified Qtera, a shop that can send an optical signal 3, 200 kilometers without amplification--40 times the distance Nortel could muster.

FORBES: Lighting up Nortel