1.twinkle v.闪闪发出；使闪烁

He has a ready smile and a twinkle in his eye.
他已准备好笑容，眼中闪烁着光芒。

2.solar a.太阳的，日光的；利用太阳能的

A total solar eclipse is due to take place some time tomorrow.
明天某个时刻会发生日全食。

3.pioneer v.开拓，开发

As a technician he was a remarkable pioneer.
作为一名技术人员，他是个了不起的先驱。

4.reflection n.反映；思考

He paused, absorbed by his reflections.
他停下来，陷入了沉思。

5.reinforce v.加固；使更结实；加强

Let them reinforce each other.
让它们二者互相补充。