Aerosimplex
简单投影测图仪, 航空摄测图仪
🗣️ 情景例句
Good evening, how may I help you sir?
晚上好，你需要帮助吗？
You'll get hurt, if you don't watch out.
你不注意的话，就会受伤。
The man had connected the air-line to a supply line of oxygen, not compressed air.
这个工人把供气管接到了氧气供应管上，而不是接到压缩空气管上。