Optical detection
[计] 光检测
🧩 词语组成解析
🗣️ 情景例句
No one knows for certain what happened, but it's a fair bet that it was not an accident.
没有人知道究竟发生了什么，但几乎可以肯定这并非意外。
Dogs wave their tails not so much in, love to you as your bread.
狗摇尾巴，爱的是你的面包。
Can I take a message?
要不要留个话？