How much time will it take for my mail to get to where it is going?
我的信件到达它要去的地方要用多少时间?
Don't stand in my way.
不要妨碍我。
Our knowledge of the oceans a hundred years ago was confined to the two-dimensional shape of the sea surface and the hazards of navigation presented by the irregularities in depth of the shallow water close to the land.