Optical altimeter
[机] 光测高度计
🧩 词语组成解析
n. 高度计\\n[化] 测高仪
🗣️ 情景例句
His number is five, five, five, seven, five, three, two.
他的号码是5557532。
What are you doing?
你正在做什么？
when she remembered that she had gone shopping after the home help had left and she knew that she had turned both keys in their locks,
但突然记起来了，帮手是在她出去买东西之前走的，她还记得曾用了两把钥匙把大门锁上了。