accumulate
同义:gather , amass , increase , collect , assemble , store up , pile up , compile , bring to
反义:waste
派生:
accumulation n. 积累,积攒,积聚物
the steady ~ of knowledge 知识不间断的积累
huge ~ of sand at the mouth of a river 河口处大堆淤积的泥沙
accumulative adj. 积累而成的,累积(性)的
~ evidence 积累证据
~ rainfall 积累降雨量
练习:He_____ great wealth by hard work.
A. accumulated B. assembled C. gathered D. collected
练习答案与评析:回复可见
accurate
同义:perfect , correct , exactly right
反义:inaccurate , incorrect
派生:
accuracy n. 准确(性),精确(性) ~ of missiles 导弹的精确性
with great (pinpoint) ~非常精确(毫厘不差)地
长难句:
A key feature of the scientific method is that the theorist can make a definite prediction of the value of some measurable quantity, and the experimenter can then go ahead and check it to some level of accuracy.
翻译:回复可见