1.consensus on 在...上达成共识
People rarely reach an absolute consensus on such a controversial issue.
在这样具有争议性的问题上人们很少达成绝对的共识。

2.drown out 压过
She turned up the radio to drown out the noise from next door.
她开大了收音机的音量以压过隔壁房间的吵闹声。

3.in turn 反过来
The rays, in turn, decimated the bay scallop populations around North Carolina.
反过来，这些鳐鱼又大量捕杀了北卡罗来纳州周围的海湾扇贝。