Citrus /ˈsɪtrəs;ˈsɪtrəs/ fruit belonging to the group of fruit that includes oranges, lemons, limes and grapefruit柑橘类水果
Venture /ˈventʃə；ˈventʃər/<n>风险项目，冒险事业
<v>冒风险 When darkness fell, he would venture out.天黑以后他就会壮着胆子出去。
小心地，谨慎地I ventured to ask him what he was writing.我小心翼翼地问他在写些什么。
鉴别adventure-历险，完全没有想象过或不能想象会遇到的事情。带有刺激和不寻常。
We had quite an adventure when we were on holiday in Europe. We got lost on the Alps.我们在欧洲旅行时遭遇了一次历险，我们在阿尔卑斯山上迷路了。
Venture-深思熟虑后，常用于商业活动。
I heard you were involved in some sort of business venture in the Philippines.我听说你在菲律宾开展了新的生意。
Presentation /ˌpreznˈteɪʃn；͵prɛzṇˋteʃən /陈述，报告；授予，颁发，显示，呈现；
the presentation ceremony颁奖仪式、
the presentation of evidence证据的提交
Jam /dʒæm/<v>卡住，不能运转（机器）
The front roller has jammed on the photocopier.复印机的前滚筒卡住了。
堵塞；Crowds jammed the entrance to the stadium.体育场入口处挤满了人。
Frozen /ˈfrəʊzn/<adj>冷冻的 frozen peas冷冻豌豆
冻僵，极冷You must be frozen!你一定冻僵了！
被吓呆了His white face was frozen in fear.他被吓的脸煞白。
What on earth
On earth究竟，到底（用于以how, why, what 或 where 开始的问句，表示强调，通常表示问题没有答案或很难回答）
What on earth had me done？我究竟做了什么？
Client /ˈklaɪənt/<n>客户
Double /ˈdʌbl/<v>使加倍Within two years the company had doubled in size.两年内这家公司规模扩大一倍。
对折Take a sheet of paper and double it over.
Imperial /ɪmˈpɪəriəl; /ɪmˈpɪriəl/帝国的，皇帝的
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