مفردات TOEIC

an instance when a promised service is unavailable or performed incorrectly

服务故障

to give final approval to a document, decision, or piece of work

正式批准

a small adhesive label showing that the cost of mailing has been paid

邮票

crackling interference that makes a telephone conversation difficult to hear

静电杂音

the short heading that identifies the topic of an email

邮件主题栏

to begin to apply or become officially active

生效

to pay careful attention to a particular fact or instruction

留意

a connected series of email messages about the same subject

邮件会话串

not good enough to meet an expected or required standard

不令人满意的；未达到预期标准的

to remove your address from an electronic mailing list

退订

until another announcement changes the current instruction or situation

直至另行通知

new information about the current state of a situation

最新消息

a recorded telephone message left when someone cannot answer

语音留言

a polite expression used before asking someone to do something

你介意……吗