He talks about how his own curiosity about science and engineering grew from experimenting with a chemistryset when he was 10.
他说到他对科学和工程的好奇心是如何从他10岁时进行的化学实验中增长的。
2
"When I was a little, my parents bought me a Gilbert chemistryset and I found it fascinating," says Dr. Langer, who recalls how he kept playing with the chemicals and making colors change.
The regolith was analysed by a chemistryset known as the Microscopy, Electrochemistry and Conductivity Analyser, which contains so much water itself that it cannot detect the stuff in samples.