explain 解释，说明
How do you explain this phenomenon? 你如何解释这种现象？
I need you to explain every expense you've made. 我需要你解释清楚你每笔支出的用途。
Recent stress might be the reason behind his behavior. 他的行为背后可能存在着最近的压力。
Still, one child remains unaccounted for. 还有一个小孩仍然下落不明。
In the US, African Americans constitute 12% of the population.
act 作为代理
During your absence, I'll act as your representative. 你在的时候，我将代替你处理事务。
He acted as captain while the real one was in hospital.
allow 考虑到
We must allow for the possibility of unexpected delays. 我们必须考虑到可能会出现意外的延误。
Please show some understanding for his young age.
take responsibility for 对……负责
I'll take full responsibility for my actions. 我将对我的行为负全责。
You must take responsibility for your own actions. 你必须对自己的行为负责。
I can't guarantee his honesty.
apologise 表示歉意
I apologize for my mistake and for any inconvenience caused.
I apologize for not being able to meet you on time. 我为我不能按时赴约向你道歉。
delay in responding 申请延后回复
I apologize for the delay in my response. 很抱歉我回复得迟了。
ap 申请请求得到某物
He applied for a job and soon got a positive re. 他申请了一份工作，很快就收到了肯定答复。
They applied to the government for funding support. 他们向申请资金支持。
blame 责怪，归咎于
The rise in crime is often blamed on the lack of social order. 犯率的上升往往被归咎于社会秩序的缺失。
The teacher was blamed for the poor results of the class. 老师因班级成绩不佳而受到责备。
call out 大声呼喊，召集
The child cried out for help. 孩子大声呼救。
The teacher called out the names of the students to line up. 老师叫学生排队。
care about 在意，关心
"Would you care about some tea?" - "Yes, please." “想喝点茶吗？”“是的，请来一杯。”
change into 将……更换为
I'd like to change this shirt into a larger size. 我想换一件大号的衣服。
exchange 换……东西，兑换
"I'd like to exchange this shirt for a larger one." “我想换一件大一号的衬衫。”
"Can I exchange my dollars for pounds here?" “我可以在这里把美元换成英镑吗？”
forgive 原谅，宽恕
"I forgive you for your mistake." “我原谅你的错误。”
"Please forgive me for interrupting." “请原谅我打断了你。”
"Excuse me for being late." “请原谅我迟到。”
(hope) to hope for 期望，希望得到某物或某事发生
"She is hoping to find a better job." “她希望找到一份更好的工作。”
"There is hope to succeed in this project." “这个项目有望成功。”
(leave) start for 出发去某地
"He left for New York yesterday." “他昨天出发去了纽约。”