My wallet was gone. I could only have left it on the G9 bus, which was now speeding in the dark to some unknown station.
我的钱包不见了。我只能把钱包留在 G9 公交车上，如今，那辆公交车正在黑暗中飞速驶向某个未知的车站。
The astronaut can send out a robot which will work on the unknown planet, collecting rocks and minerals, putting up a permanent observation station or traveling far and wide.
宇航员可以派出机器人在这颗陌生的行星上工作，收集岩石和矿物；建立永久性观察站，或向四面八方走动。
I began to practice starting from an unknown small station, to another strange small station.
我开始练习从一个陌生的小站出发，衣往另一个陌生的小站。
It is widely used in channel control surveying to define the coordinates of unknown points by ranging intersection for setting free-station of total station.
利用全站仪自由设站测边交会确定待定点的坐标，在航道控制测量工作中得到较好的应用。
It is widely used in channel control surveying to define the coordinates of unknown points by ranging intersection for setting free-station of total station.
利用全站仪自由设站测边交会确定待定点的坐标，在航道控制测量工作中得到较好的应用。
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