Jackknife
n. 大折合式刀, 屈体跳水\\nvi. 弯身\\nvt. 用大折刀切
✅ 同义词
🗣️ 情景例句
Since I retired,
自从我退休以后，
Where am I supposed to pay the excess train fare?
我应该在哪里补票？
'The fire broke out in the basement.I went down immediately,of course,
“地下室突然着火，我当然马上下去了。