评论
打印
重点讲解：
1.take off 起飞；脱下
As our plane take off, I told myself that I would absolutely return someday.
飞机起飞时，我告诉自己将来有一天我一定会回到这里的。
2.distress call 求救信号
It was not known what caused the ship to sink and no distress call had been made, the center said.
目前还不清楚船下沉的原因，没有收到遇险信号，该中心表示。
