electric welding black glass 电焊黑玻璃
Electric element black box 电学件黑箱
Our family purchased the infamous black stool because my brother told my parents that he must have an electric piano. And he needed something to sit on while he played.
我们家买下这个声名狼籍的的黑凳子是因为我哥哥跟我父母说他必须拥有一台电钢琴，并且他弹钢琴时需要坐的东西。
The capsules are arranged as pixels and electric charges applied to each pixel pull either the black or the white particles towards the top of the capsule (and the opposite colour to the bottom).
这些胶囊按照像素排列，电荷会作用于每个像素点上，将白色或者黑色的粒子拉到胶囊的顶部（同时，那些相反的颜色会被排斥到底部）。
But without him that electric charge was missing from the sword-like pointing of the cue, and from the click of the White propelling perfectly to the pocket the Blue, the Pink and the Black.
但没有他，如剑出鞘般的出杆就没有了电光石火的凌厉，也没有了怀特推杆法将蓝球、粉球和黑球送进袋里的完美演绎。
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