A punching bag
供拳击用的沙袋
🧩 词语组成解析
punching
[['pʌntʃiŋ]]
[计] 穿孔\\n[化] 冲孔
bag
[bæɡ]
n. 袋，囊，枕套;钱包，手提皮包，财富;〈英俚〉大量，很多;
vt. 把。。装入袋中，猎获;捕获;得分;抢占;
vi. 松散地垂挂;鼓胀;
🗣️ 情景例句
A couple of weeks.
两、三个星期吧。
Please sit down and have a glass of juice.
请坐下来喝一杯果汁。
He explained that he had tried to fix the air-line to the supply line that ran round the port but could not because the fittings did not match.
他解释说他想供气管安装到铺设在码头周围的供应管上，但因为接头不相配而接不上。