Will you travel by sea or by air?

你们乘船去，还是乘飞机去？

However, others make a dangerous trip by sea.

然而，还有一些人则通过危险海上旅行前往美国。

" Pretty far. It is a ten days' voyage by sea" .

" 相当远，" 侦探回答说，" 上那儿去您还得坐上十几天船。"

They travel an extremely dangerous path by sea from Africa.

们从非洲出发经过一条极其危险海路抵达这里。

He praises European efforts to deal with migrants coming by sea.

赞欧洲当局对于经海路而来移民所做出努力。

By sea mail. How long does it take to get there ?

海运久会到？

I was worried to see unhealthy leftover snacks being eaten by sea gulls.

我担心地看到海鸥正在啃食被吃剩不健吃。

I'm afraid cardboard boxes are not strong enough for transport by sea.

这种纸板箱用于海运，恐怕不够结实吧。

The organization says over 21,000 migrants arrived in Greece by sea this month.

该组织称，本月，超过2.1万名移民从海上来到希腊。

The coast of Japan had been protected by sea walls for years already.

年来，沿岸海堤一直保护着日本海岸。

She said the gear is pulled by sea currents and gathers on the beach.

她说，这些渔具被洋流牵引，聚在海滩上。

Even thought it's March, the Arctic Ocean is still dominated by sea ice.

纵然现在是三月，北冰洋仍沉睡在海冰之下。

Surrounded by sea, the island quickly became a lush green " Garden of Eden" .

这个岛屿被海洋包围，迅速地变成了繁茂绿色伊甸园。

By contrast with the gas it pipes to Europe, Russia mostly exports oil by sea.

与输送到欧洲天然气不同，俄罗斯主要通过海路出口石油。

ELBAGIR : These men are migrants with dreams of being smuggled to Europe by sea.

这些移民梦想着能够通过海路被偷运到欧洲去。

With the roads destroyed, aid groups can only access the town by sea and air.

道路被毁，救援队只能通过海路和空运来到这里。

They were aided by rebels hiding in suburbs, troops arriving by sea and NATO aircraft.

们受到了藏匿在郊区反政府武装、以及从海路而来、北约飞机运输而来军队帮助。

These Vikings have journeyed 1,200 miles by sea and river, Before settling in Western Russia.

这些维京人远渡重洋1200英里，才到达西俄罗斯。

It's estimated at least 130,000 migrants have arrived in Europe by sea this year.

据估算，今年至少有13万移民乘船抵达欧洲。

Authorities say the number of migrant arrivals by sea from Africa this year is historic.

当局表示，今年从非洲乘船抵达移民数量创下历史记录。