The typical sign was audible click and systolic murmur in cardiac apex.
典型体征为心尖区闻及喀喇音和收缩期杂音。
The team similarly tested and refined the mouse's other key components, from the audible and tactile click of the mouse button to the rubberized coating on the ball.
小组用类似的方式测试并优化了该鼠标的其他关键部件，囊括了从鼠标按键的敲击卡嗒声到球的橡胶涂敷工艺。
The two main buttons are not physical, but instead use capacitive touch sensors with a tiny speaker to provide audible feedback for each click.
它的两个主按键不是机械的，而是电容触摸传感器。它还有细微的扬声器，每当按击时都会有声音响应。鼠标还有一个滚球使用户能朝任意方向滚动页面。
The two main buttons are not physical, but instead use capacitive touch sensors with a tiny speaker to provide audible feedback for each click.
它的两个主按键不是机械的，而是电容触摸传感器。它还有细微的扬声器，每当按击时都会有声音响应。鼠标还有一个滚球使用户能朝任意方向滚动页面。
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