Articulated arm
[机] 关节杆
🧩 词语组成解析
a. 铰接式的；清晰的；组织缜密的；有关节的
arm
[ɑrm]
n. 臂;武器;[复数]战事;权力;
vi. 准备（斗争），准备行动（against）;
vt. 装备（防御工事）;准备（攻击或迎击）;配备;防护;
🗣️ 情景例句
In America, being highly educated often over-qualifies you for many jobs.
在美国，学历过高会使你得不到工作。
May I use your telephone?
我能用你的电话吗？
I was being tested for a driving licence for the third time.
我第3次接受驾驶执照考试。