be above suspicion [doubt];indubitable;out of doubt;undoubted;unquestionable ;

Superstructure will never serve the economic foundation, it is beyond doubt.
上层建筑永远服务于经济基础, 这一点是无可置疑的.
来源:网络文摘精选There is unquestionably a tailing off of high-frequency sexual activity after the age of 50.
50岁之后的高性频率无可置疑地下降.
来源:互联网摘选That these processes are often injurious to the fertility of a plant cannot be doubted.
这些做法对于植物的能育性常有损害,这一点是无可置疑的.
来源:词典精选例句Pedro is attractive . There'' s no doubt about it. Women are crazy about him. But he'' s spoiled.
无可置疑的,佩德罗是很迷人的, 女孩们都为他痴狂,但他被宠坏了.
来源:互联网摘选They have been checked by enough Methods : To leave little doubt of their correctness.
经充分检验后说明他们是无可置疑的.
来源:词典精选例句
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