Boatswain's chair
（高空作业用的）吊椅
🧩 词语组成解析
chair
[tʃɛr]
n. 椅子;大学教授职位;主持会议的主席（的席位或职位）;讲座;
vt. 主持;使…入座;使就任要职;
🗣️ 情景例句
What's the point of your argument?
你主张的论点是什么？
He always called me as my friend.
他总是以“我的朋友”称呼我。
He noticed that a river of liquid rock was coming towards him.
他发现有一股岩浆正向他流过来，