Fibreoptics
na. 纤维光学；用于纤维光学的纤维\\n
🗣️ 情景例句
Who isn't?
有谁不紧呢？
You can't tell anybody by what they seem.
你不能凭外表判断人。
The sight of the dead body scared him stiff.
看到尸体把他吓僵了。