To signal that a character is talking, center-align his or her name and write the dialogue left-aligned below.
为了写明一个角色在说话，要居中显示他/她的名字，并在名字下方以左对齐方式写对白。
2
An unbalanced line is generally a single-conductor shielded cable with the center conductor carrying the signal and the shield at ground potential.
对于非平衡式信号线来说，就是一根被屏蔽了的信号线，这个中心信号线传输信号，且相对于地电势。
3
The car is fitted with a remote immobilizer and a radio signal from a control center miles away will ensure that once the thief switches the engine off, he will not be able to start it again.