行话一个行业、职业或类似的团体中使用的专业的或技术的语言 The specialized or technical language of a trade, profession, or similar group.
琼斯政务员建议，在１２月举行一次晚会，请一位专业的圣诞老人来助兴，这笔开支从招待海外来访者的预算经费中支出，委员会马上采纳了这一建议。 The committee seized on Councillor Jones's idea for a party in December with a professional Father Christmas-to be paid for out of the budget for entertaining overseas visitors.
科学家必须努力工作，以便对本专业的最新发现和进展有充分的了解。 Scientists have to work hard to get abreast of the latest discoveries and developments in their field.
