Sedis
abbr. surface emitter detection identification system 地[海]面发射机探测识别系统
🗣️ 情景例句
It's such an important decision.
这是一个如此重要的决定。
All bags contain an inner waterproof lining.
所有包内都有一层防水内衬。
'Young man,' she answered, 'if you ate more and talked less, we would both enjoy our dinner!
“年轻人，”她回答说，“如果你多吃点，少说点，我们两个都会吃得好的！”