launch sth
launch 后接名词，表示发起、推出或发射某物。
The company launched a new product.
该公司推出了一款新产品。
发布会；启动仪式；(船)下水；汽艇；大艇；交通艇；船舶从陆地入水的运动；尤指从船台滑下；军舰上最大且最重要的艇,常被称为“船长艇”
the act of starting or introducing something new, such as a product, project, or book
船舶从陆地入水的运动；尤指从船台滑下
The movement of a vessel from land into the water; especially, the sliding on ways from the stocks on which it is built. (Compare: to splash a ship.)
军舰上最大且最重要的艇,常被称为“船长艇”
The boat of the largest size and/or of most importance belonging to a ship of war, and often called the "captain's boat" or "captain's launch".
(船、项目、新书等)下水或启动的行为或事实
The act or fact of launching (a ship/vessel, a project, a new book, etc.).
用于接送游艇客人的小船
A boat used to convey guests to and from a yacht.
为庆祝船舶下水、项目启动、新书发布等举行的活动；发布会
An event held to celebrate the launch of a ship/vessel, project, a new book, etc.; a launch party.
以蒸汽、汽油、电力等为动力的开放式小船
An open boat of any size powered by steam, petrol, electricity, etc.
We rented a small launch to explore the nearby islands.
我们租了一艘小汽艇去探索附近的岛屿。
用法提示：这里'launch'作为名词，意为'汽艇'（一种小型机动船）。
The launch had a spacious deck, perfect for sunbathing.
这艘汽艇有一个宽敞的甲板，非常适合晒太阳。
用法提示：这里'launch'指'汽艇'，强调其甲板宽敞的特点。
The harbor was filled with colorful launches during the festival.
节日期间，港口里停满了五颜六色的汽艇。
用法提示：这里'launches'是'launch'的复数形式，指多艘汽艇。
launch 后接名词，表示发起、推出或发射某物。
The company launched a new product.
该公司推出了一款新产品。
launch into 表示突然开始做某事，常接话题或活动。
He launched into a long speech.
他开始发表长篇演讲。
名词 launch 常与 of 连用，表示某事物的发射、启动或发布。
The launch of the satellite was successful.
卫星的发射成功了。
强调向公众或市场开放，常用于产品、音乐、电影等；不一定指有仪式的发布会。
较正式，侧重首次引入或采用，不一定强调公开宣传的活动。
强调第一次公开出现，常用于表演者、产品或品牌的首次登场。
带有揭幕仪式或首次展示的意味，较正式，常指经过保密后公开。
强调分阶段、有计划地推行，常用于新系统、新服务或新产品的大规模推广。
grammar · medium
易错句子The company launched the new product was a big success.
正确表达The launch of the new product was a big success.
‘launched’是动词的过去式，不能作句子主语。应使用名词形式‘launch’，并添加介词‘of’引出被发射的对象。
grammar · medium
易错句子We had launch of the rocket yesterday.
正确表达We had a launch of the rocket yesterday.
‘launch’作名词时是可数名词，前面需要加不定冠词‘a’或‘the’。中文常忽略冠词，导致错误。
产品发布；新品上市
The product launch was a huge success.
这次产品发布非常成功。
正式启动；正式发布
The official launch of the new app is scheduled for May.
新应用的正式发布定于五月。
发布日期；启动日期
Have they announced the launch date yet?
他们公布发布日期了吗？
发布活动；发布会
The launch event will be held in Shanghai.
发布活动将在上海举行。
船舶下水
The ship launch was delayed by bad weather.
船舶下水因恶劣天气而推迟。
军舰上最大的艇常被称为‘船长艇’，与launch的船艇义直接相关。
launch常在港口附近航行或停泊，是常见的海事场所。
launch的一种用途是接送游艇客人，乘客是其主要服务对象。
launch作为船上的小艇，由船员操作，属于同一语义场。
launch作为小船常在码头靠泊，与码头紧密相关。
着力开始进行；热情地投入
He launched into a detailed explanation of the plan.
他开始详细地解释这个计划。
（大胆地）开始做新的事情
She launched out on a new career as a writer.
她大胆地开始了写作这一新职业。
（比喻）起点；跳板
The program was a launch pad for many young engineers.
这个项目是许多年轻工程师的起点。
Dictionary facts from ECDICT, OCTANOVE, WIKTIONARY.