speak up
大聲說出來，表達自己的觀點或意見
口語·鼓勵大膽發言
英文釋義
to voice one's thoughts, opinions, or concerns openly and assertively
例句
If you have an idea, don't be shy—speak up in the meeting.
典故來源
由“speak”和“up”組合，字面意為提高音量，引申為勇敢表達觀點。