1.speak for 为......辩护;代表......说话
I speak for all 7,000 members of our organization.
我代表本组织的7000名成员发言
。2.appeal to 呼吁;求助于
He will appeal to the state for an extension of unemployment benefits.
他将呼吁国家延长领取失业救济金的时限
。3.call out 呼喊;召集
If you know the answer, put your hand up, don't call out.
假如你知道答案就举手,不要大声嚷嚷
。4.melt away 融化;消失
When I tried it on the way home that night, the stress seemed to melt away.
那天晚上我走在回家的路上,压力好像消失了
。