Undercarriages
n. （飞机的）起落架, 车盘, 着陆装置( undercarriage的复数形式 )
🗣️ 情景例句
Things have worked out badly.
情况进展得很不理想。
I had thought he knew the time of the meeting.
我原以为他知道开会时间。
some drifting and slow, others jerky and rapid.
这些活动有的飘忽而缓慢，有的急剧而快速。