For Special Attention
available = someone who is available is able to see you or speak with you; if he is not available, he may be somewhere else or too busy to speak to you. — 有空、能接电话。如果他 unavailable,就是不在或太忙没空。
leave your message = you tell it to whoever is taking the message. — 把口信告诉记录留言的人。
repeat = to say something is to say it again. — 再说一遍。
first name / last name = Alex Rivera's first name is "Alex"; his last name is "Rivera." For most people of European descent, the last name is a family name. It is also called a "surname." — Alex Rivera 的 first name 是 Alex,last name 是 Rivera。对大多数欧洲后裔来说,last name 是姓,也叫 surname。