Training wheels
= stabilizer (2)
🧩 词语组成解析
training
['trenɪŋ]
n. 训练;培养;（枪炮，摄影机等的）瞄准;整枝法;
v. 训练，培养( train的现在分词);教育;瞄准;整枝;
n. 旋转；车轮（wheel的复数）
🗣️ 情景例句
What is your cancellation policy?
我怎么退票？
Kindness always begets kindness.
善有善根。
Many of the tourists on board had begun bargaining with the tradesmen, but I decide not to buy anything until I had disembarked.
船上许多游客开始同商贩讨价还价起来，但我打定主意上岸之前什么也不买。