A-arm
n. A形摆臂
🧩 词语组成解析
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
Is anybody hungry?
有人饿了吗？
It's urgent to improve the packing.
必须马上改进包装。
I have some difficulty in pronouncing some of the words in English.
我有些英语单词发音不好。