| 1. | The arrow at the left represents the light source .
左方的箭号代表光源。 |
| 2. | The convex surfaces faces toward the left .
凸面朝左方。 |
| 3. | In this example, then, the surface forms a virtual image 180mm to the left of the vertex .
因此，在本例中这曲面在顶点左方180mm处形成一虚象。 |
| 4. | The source is placed to the left, and the observer is directly in front of the handle that turns the screw .
光源放在左方，观察者就在转动螺旋的摇柄之正前方。 |
| 5. | Vehicles coming from the left have priority
左方开来的车辆有优先行驶权。 |
| 6. | The directions called for the heroine to go off left
舞台指示要求女主角在舞台左方下场。 |
| 7. | Kowloon public pier is to the left of the star ferry piers
九公众码头位于天星码头左方。 |
| 8. | Everywhere , to right , to left , and in front were soldiers
前方右方和左方，到处都是军队。 |
| 9. | " on the left - hand side of boom s homepage
在boom主页的左方位置，按"近期香港新股"下的图案到 |
| 10. | On the photograph , a funnel cloud is also visible to the left
在照片的左方可看到另一漏斗云。 |
