海豚式的英文：
dolphin stroke
n. 海豚；海豚星座；系缆柱；簇桩；系船浮筒
Dolphin Rider Zombies use dolphins to exploit weaknesses in your pool defense.
海豚僵尸骑着海豚来突破池塘防线的薄弱之处。
What is the difference between a dolphin and porpoise?
海豚和和鼠海豚有什么区别？
We often refer the butterfly kick as the body dolphin.
我们通常把蝶泳踢腿称作海豚泳。
Dolphin is an easily recognized constellation, a bastion of the winter sky.
海豚星座是一个很容易识别的星座，它是冬夜星空中最为引人注目的星座。
Do you think it would be an idea to name the ship Dolphin?
你看把这艘船命名为“海豚号”怎么样?
n. 击球（动作）；划水动作；轻抚；抚摩；笔画；行动；钟声；中风
v. 轻抚，抚摩（物体表面或头发等）
a butterfly stroke
蝶式游泳
Her husband is a stroke.
她丈夫是个尾桨手。
Who is the stroke of the boat.
谁是这艘船的尾桨手。
He stroked the ball into the bag.
他轻轻一触，球就进袋了。
An oak is not felled at one stroke
万事不能一蹴而就