Back-pedal
v. 背弃诺言; （自行车刹车时）倒踩脚蹬; 撤回, 缩回
📖 牛津释义
back-pedal
v (-ll-; US -l-)
1 [I] pedal backwards on a bicycle, etc 倒蹬（自行车等）.
2 [I, Ipr] ~ (on sth) (fig 比喻) withdraw from an earlier statement or policy; reverse one's previous action 背弃以前的言论或政策; 变卦
The Government are back-pedalling on their election promises. 内阁正在背弃它竞选时的诺言.
🧩 词语组成解析
back
[bæk]
n. 背，背部;背面，反面;后面，后部;（椅子等的）靠背;
vt. 使后退;支持;加背书于;下赌注于;
vi. 后退;倒退;
adj. 背部的;后面的;以前的;拖欠的;
adv. 以前;向后地;
🗣️ 情景例句
I know.
我知道。
Have you milked the cows?
你已经挤过奶了吗？
The geologist needs to know what rocks the drill has reached,
地质学家需要知道钻头已经到达什么样的岩层，