Altitudes
n. 高度( altitude的复数形式 ); 海拔; 高处; 高地
🗣️ 情景例句
I'll go upstairs and stay with him until he falls asleep again.
我上楼去陪他， 直到他又睡着。
What is it you don't like about winter weather?
你不喜欢冬天什么样的天气？
for fear the agents of other firms should be able to trace the kind of research they are likely to be undertaking.
他们生怕别的公司的情报人员据此摸到他们可能要从事的某项科研项目。