rounding

racecars rounding into the final lap.

进后圈的赛车

she espied her daughter rounding the corner.

她看见她女儿正绕过。

police are rounding up dogs after a girl was savaged.

个小女孩被咬伤后，警察正在围捕狗。

rounding the lips to articulate an “o.” straighten

撅起双唇发“O”音 straighten

When insert plug into socket and rotate steeve rounding plugright-handlers to certain angle,the switch is off,then the plug could be pull out.

反之，将转套向左旋转至定的度，则开关分断，然后才能拨掉插头。