教轴承，分成三角形，情节坐标格子，补偿偏斜并且读地志的地图。
Teaches bearings, triangulate, plot co - ordinate grids, compensate for declination and read topographic maps.
教轴承，分成三角形，情节坐标格子，补偿偏斜并且读地志的地图。
Teaches bearings, triangulate, plot co-ordinate grids, compensate for declination and read topographic maps.
但是，现在他也会处于生意的原因参加一些社交聚会，并且时常拿他的戒酒行为开玩笑，而且他还时不时地志愿为那些饮酒的人做专职司机。
But now he joins in when it's necessary for business reasons and often talks and jokes about his abstinence — and he volunteers to be the designated driver now and then as well.
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