短語詞組短語barriers s to entry 進入壁壘Increased barriers to entry 增加準入壁壘Raising barriers to entry 提高進入壁壘institutional barriers to entry 制度性壁壘high barriers to entry 高度的進入障礙Legal barriers to entry 法定蓡進障礙B barriers to entry 進入壁壘No barriers to entry 沒有進入壁壘 返回 barriers to entry