问题:

[单选] The designing of a satellite in the heavenly environment is not absolutely an easy job.

A . by all means
B . by any means
C . by every means
D . by no means

参考答案:D

参考解析:

【答案】D
【解析】by all means“一定”,by any means“无论如何”,by every means用得较少,意为“竭尽全力”,相当于by all means,by no means“决不”。

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