original course

The ship kept to a steady course.

那艘船一直沿原航线航行.

The Rule of the Aircraft Turbulence and the Relationship with Cloud Shape on Plateau Routes in China

我国高原航线飞机颠簸规律及与云状的关系

route - proving flight

【航空】新航线试飞

Non-endorsable, Non-reroutable, Refund refer to issuing office. En Box “Non-end/rrt, rfnd ref to iss ofc”.

不能签转、不能更改航线、退票须在原出票点办理。

for as I was not cast away upon that island without being driven, as is said, by a violent storm quite out of the course of our intended voyage, and a great way, viz. Some hundreds of leagues out of the ordinary course of the trade of mankind,

因为,我被凶猛的风暴刮到这荒岛上,远离原定的航线,远离人类正常的贸易航线有数百海里之遥。

Across the course, line, or length of.

横越…的航道穿过（船）的航向，航线或路线

aeronautical radionavigation service

航空无线电导航业务

four-course radio range station

四航道无线电导航台

VMG - Velocity Made Good

沿计划航线上的航速

aeronautical radio aids

航空无线电导航设备

Another new air route has been opened up.

又有一条新航线开航了。

Then he found the sheet and the sail filled and he brought the skiff onto her course.

然后他摸到了帆脚索，张起帆来，使小船顺着原来的航线走。

Mr Fogg, in order not to deviate from his course, furled his sails and increased the force of the steam;

福克先生为了使船不离开原来的航线，只好卷起船帆，加大马力前进。

the point of no return point(on a long voyage,flight,etc at which fuel supplies,etc will not be sufficient for a return to the starting point,so that one must continue the journey in order to survive)

航线临界点（长途航行中之某处,燃料等不敷返回原地之用只得继续前进）.

Western ( tokaido ) line

西行航线（东海道）

deep water route

深吃水航路深水航道深水航路远洋航线

opticalIRUV navigation

光学／红外线／紫外线导航

Marine Radio Navigation

船舶无线电导航海上无线电导航