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
You don't know up from down.
你黑白不分。
Here is a copy of itinerary we have worked out for you and your friends.Would you please have a look at it?
这是我们为你和你的朋友拟定的活动日程安排。请过目一下，好吗？
Yes, that's right.
是的。