upturn
n
~ (in sth) upward trend in business, fortune, etc; improvement (生意、 运气等)好转; 改进
an upturn in the sales figures 销售额的增长
Her luck seems to have taken an upturn/to be on the upturn. 她似乎时来运转了. Cf 参看 upswing.
After the accident, all the lines and taps were clearly marked and new people joining the workforce were given a talk on safety before they started work.