The lights on the arch of Harbour Bridge were turned off at 8 p. m. , followed shortly by the shells of the Opera House and other city landmarks.

港湾大桥园拱上的灯光在晚8点熄灭了，紧接着不久，歌剧院贝壳和其它城市地标建筑的灯光都熄灭了。

When C4 does charge fully (the lower side reaches close to 0v), the P-channel MOSFET Q6 is turned on, effectively shorting out the motor, and acting as a brake.

当C4的不负责，充分(下侧达到接近0 V)，P沟道MOSFET六题是开启，有效地缩短了汽车，和作为一个制动。