I advise you to buy out his all share of power.
我建議你買下他的全部股權。
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buy out 買斷全部股份、商業(yè)股權或利息（To purchase the entire stock, business rights, or interests of）。
例句：
We are now financially sound enough to buy out the next failure.
如今，我們（公司）財務運營足夠健全，承擔得起再一次的失敗。
海納百川，有容乃大；壁立千仞，無欲則剛。