CathodeRayTubes are not preferred by modern consumers, despite excellent picture quality, because they necessarily huge, bulky, and heavy.
CRT已被现代消费者抛弃,尽管画质不错,但它实在笨重。
2
The use of DC electricity is another source of static electric fields, e.g. rail systems using DC, and televisions and computer screens with cathoderaytubes.
使用直流电是产生静电磁场的另一个原因,例如铁路系统使用直流电,电视和计算机屏幕带有阴极放射管。
3
A big problem was that both TCL and Thomson focused on clunky old models made using cathode-raytubes.