counterchecks

911chaxun查询·英语单词

1. The balance of nature is a very elaborate and very delicate system of checks and counterchecks.
    生态平衡是一种非常复杂又极其微妙的抑制与反抑制的体系。

2. Then several counterchecks of EEGs and BEAMs were all resumed after treatment.
    治疗后多次复查EEG及BEAM，均恢复正常。