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e practitioner has only vaguely defined goals with; perhaps; the threat of vulnerability。 成为一个善于反思的从业者只有模糊的目标,还有受到伤害的可能性。
timescale['taimskeil]n。 时段
例句 Instrumental records cannot provide us with reliable measurements of global climatic variability on timescales longer than a century。 仪器记录无法为我们提供超过一个世纪之久的全球气候变化的可靠测量值。
timing['taimi?]n。 计时,定时;时机
例句 Apparently; normal daily periods of biological activity were maintained for about a week when it was intentionally isolated from all geophysical timing。 很显然,当有意地脱离了地球物理定时,生物活动每天的正常时段大约可以维持一周。
trace[treis]v。 查出;追溯 n。 痕迹;微量
例句 1。 In the early thirteenth century; there were new maps that made it possible to trace one's path。 在13世纪早期,就有了能够查出一个人行迹的新地图。
2。 Scientists believe that when the oceans were young; they contained only a trace of salt。 科学家们认为,海洋在刚形成的时候只含有少量的盐分。
要点 trace通常指“向上追溯”,描述的是某一时期之前的情况或发生的事情。
transition[tr?n'zi?n]n。 过渡;转变
例句 1。 The transition from forest to treeless tundra on a mountain slope is often a dramatic landscape。 在山坡上出现的从森林到荒芜苔原的转变通常是奇妙的景观。
2。 The transition to settled life has a profound impact on the family。 向稳定生活的转变对这个家庭有着深远的影响。
同义 conversion(n。 转变)
trend[trend]n。 趋势;流行 v。 倾向
搭配 economic trend 经济趋势
例句 1。 In some remote regions; the increase in desert areas is occurring largely as the result of a trend toward drier climatic conditions。 在一些边远地区,由于日趋干燥的气候条件,沙漠化在大面积扩大。
2。 Other trends and inventions had helped make it possible for Americans to vary their daily diets。 其他的趋势和发明使美国人改变其日常膳食成为了可能。
同义 tendency(n。 趋势);fashion(n。 流行)
tribal['traibl]a。 部落的;种族的
例句 The government left working people to govern themselves; much as shepherds of tribal confederacies were left alone by their le
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