For example, the invention of television and space rocket have opened a new era for mankind.
For example, the invention of television and space rocket have opened a new era for mankind.
例如，电视及火箭的发明为人类开创了一个新纪元。
For example, the invention of television and space rocket have opened a new era for mankind.
例如，电视及火箭的发明为人类开创了一个新纪元。