go for a swim
这是名词 swim 最常见的搭配，表示“去游泳”这一活动，后常接 in 引出地点。
We went for a swim in the sea before breakfast.
早饭前我们去海里游了泳。
头晕；眩晕；鱼鳔；鳔；游泳舞；潮流；动向；游泳的行为或实例。
游泳的行为或实例。
An act or instance of swimming.
头晕；昏厥。
A dizziness; swoon.
鱼的鳔或气囊。
The sound, or air bladder, of a fish.
20世纪60年代的一种舞蹈或舞步,手臂模仿各种泳姿动作,如自由泳、蛙泳等。
A dance or dance move of the 1960s in which the arms are moved in imitation of various swimming strokes, such as freestyle, breaststroke, etc.
事态的发展；处于潮流中。
The flow of events; being in the swim of things.
After work, I like to go for a swim in the lake.
下班后，我喜欢去湖里游个泳。
用法提示：swim 作名词，指一次游泳活动。
She had a refreshing swim before breakfast.
早餐前她游了一次泳，神清气爽。
用法提示：swim 为名词，表示“游泳”这个行为。
The children enjoyed a long swim at the beach.
孩子们在海滩上开心地游了很长时间。
用法提示：swim 是名词，指一段游泳时间。
这是名词 swim 最常见的搭配，表示“去游泳”这一活动，后常接 in 引出地点。
We went for a swim in the sea before breakfast.
早饭前我们去海里游了泳。
take a swim 与 have a swim 意思接近，比 go for a swim 更强调游泳这个动作本身。
He likes to take a swim in the ocean every morning.
他喜欢每天早上到海里游泳。
固定说法，指跟上形势、活跃在事务的中心，多用于工作或社交场合。
After her long holiday, she was glad to be back in the swim of things.
长假过后，她很高兴又回到了事情的潮流之中。
grammar · medium
易错句子Let's go for swim in the lake.
正确表达Let's go for a swim in the lake.
英语中 swim 作名词表示“一次游泳”时是可数名词，单数前必须加不定冠词 a/an；汉语没有冠词，容易遗漏。
grammar · medium
易错句子Swim is a good way to keep fit.
正确表达Swimming is a good way to keep fit.
swim 作名词指“一次游泳的行为或实例”，不能泛指游泳运动；泛指时应用动名词 swimming。
grammar · medium
易错句子I did a swim in the sea yesterday.
正确表达I had a swim in the sea yesterday.
英语中表示“游一次泳”常用 have a swim 或 go for a swim，不用 do a swim；汉语的“做游泳”容易直译成 do a swim。
swim 作名词指一次具体的游泳，常用 a swim 或 go for a swim；swimming 指游泳这项运动或活动，通常不可数，不强调单次。
dip 作名词指快速、短暂的游泳或泡水，常带随意、非正式意味，常与 quick 连用；swim 是更中性的单次游泳，时间可长可短。
bathe 作名词是英式用法，指一次游泳，尤指在海里或河里，常与 go for a 连用；美式英语中 bathe 多作动词表示洗澡，表示游泳时更常用 swim。
游一会儿泳
I like to have a swim every morning.
我喜欢每天早上游一会儿泳。
去游泳
Let's go for a swim at the beach.
我们去海滩游泳吧。
去游泳
She decided to take a swim in the pool.
她决定去游泳池游泳。
享受游泳
They enjoyed a swim in the cool lake.
他们在凉爽的湖里享受游泳。
快速游一会儿
He took a quick swim before breakfast.
他早餐前快速游了一会儿。
长距离游泳
After a long swim, she felt exhausted but happy.
长距离游泳后，她感到筋疲力尽但很快乐。
沉浮全靠自己；孤注一掷
In this new job, it's sink or swim.
在这份新工作中，成败全靠自己。
逆潮流而动
She has always swum against the tide in her political views.
她在政治观点上总是逆潮流而动。
随波逐流；顺应潮流
It's easier to swim with the tide than to go against it.
随波逐流比逆流而上更容易。
只要一直游下去。
I went for a swim this morning.
我今天早上去游了泳。
Dictionary facts from ECDICT, WIKTIONARY.