In virtually every field of endeavor, most people learn quickly at first, then more slowly and then stop developing completely.

在几乎每一个需要努力的领域，多数人开始学得很快，然后就比较慢了，最后完全止步不前。

His first stop was Rio DE Janeiro, then the Endeavor 14 proceeded west to Tahiti where camp was established and the transit of Venus was measured.

他的第一站是里约热内卢，随后“奋勇号”继续向西航行到达大溪地。他们在那里建立营地，并测量了金星凌日的数据。

The recent higher price volatility in the commodity markets has made stop placement a trickier endeavor, but protective stops are a prudent money-management tool.

近期在商品市场的较高价格波动已经使止损位的布局变得棘手，但是止损是一个谨慎的资金管理工具。