Bunsen burner invented by German chemist Robert Bunsen.

德国化学家罗伯特·本生发明本生灯。

Then with a Bunsen burner the surface is thoroughly seared.

然后，用本生灯彻底烧灼表面。

First, I take a beaker of water and heat it gently over a Bunsen burner.

首先，取一烧杯的水，在本生灯上微微加热。

The Bunsen burner is so named because it is thought to have been invented by Robert Burnsen, who was German by birth.

本生灯的命名，人们认为是因为它是德国人罗伯特·本生发明的。

Have a friend squeeze the Mylar balloon gently while you attempttolight the Bunsen burner with a match orsparkigniter.

有一个朋友挤薄膜气球缓缓而您试图点燃本生灯的比赛或火花点火。