有着超过10年的在一线、二线及三线的IT支持经历，Jon Tydda现在为英国的制药研发提供专业知识。
With more than a decade of experience in first -, second -, and third-line it support, Jon Tydda now provides his expertise to pharmaceutical research and development in the United Kingdom.
二线是指比一线小的意思，就是比大盘股小的股票又不是小盘股，还要有业绩支持的，为二线蓝筹股。
Second line is to point to smaller than a gleam of meaning, compare grail namely small stock is not pannikin, even outstanding achievement supports, for second line blue prepare.
席位的第二线提供支持的前端。
The second cord provides support for the front end of the seat.
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