They play a decisive role in almost all plant growth processes, including the shade avoidance reaction.

基本上在所有植物的生长进程中都起着关键的决定作用，包括植物的荫蔽躲避反应。

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Results The times of active avoidance reaction, passive avoidance reaction and spatial exploration ability of AD rats in smoking group significantly decreased(P<0.01) compared with nonsmoking group.

结果 吸烟组主动回避能力和被动回避能力及空间探索能力较不吸烟组明显下降（P<0.01）；

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Several behaviour models such as active avoidance reaction (AAR), once passive avoidance reaction (OPAR), spatial discrimination memory (SDM), were used to research the process of learning and memory.

采用主动回避反应(aar)，一次性被动回避反应(OPAR)，空间分辨记忆(SDM) 3种模式对学习记忆过程进行系统研究。

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The harm-avoidance scale is a measure of a person's reaction to negative or frightening stimuli.

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