3h是三小時(shí)的意思。h是英文hour的縮寫，hour就是小時(shí)的意思。例句：There are typically two 3-hour meetings per day.一般情況下每天有兩場(chǎng)3小時(shí)左右的會(huì)議。

3h的意思：
三個(gè)小時(shí)

短語(yǔ)：

a 3-hour journey 一次3小時(shí)的旅程

例句：

1.Suddenly things started to make sense. But would the same workout apply to a 3 hour marathoner??

一瞬間事情就清楚了，但是這對(duì)3小時(shí)的馬拉松選手也適用嗎？

2.During my 3 hour drive back home, I got to thinking about this phrase and what it could mean. I finally came up with the following summarisation.?

在開車回家的三個(gè)小時(shí)里，我想了又想，并猜測(cè)其真正含義，最后得出了下面的結(jié)論。

3.The American children usually spend 3 hour watching TV every day, but our Chinese children should spend the most time after school doing the homework.?

美國(guó)孩子通常每天花3個(gè)小時(shí)看電視，而中國(guó)孩子必須將放學(xué)后的大部份時(shí)間用于做家庭作業(yè)。

4.I am hopeful that it will renew interest in stroke and give many people who have just missed the 3 hour window an opportunity for treatment.?

我希望這個(gè)建議可以改變?nèi)藗儗?duì)卒中的認(rèn)識(shí)，給許多超過(guò)3小時(shí)時(shí)間窗的患者一個(gè)治療的機(jī)會(huì)。

5.They have searched the Internet for 3 hour for the information.?

他們花了三小時(shí)在網(wǎng)上查找那個(gè)信息。

6.The efficacy of the proposed method is extensively tested on more than 3 hour of CCTV news programs and 95.4% recall with 96.1% precision have been achieved.?

用來(lái)自中央電視臺(tái)的3個(gè)多小時(shí)的新聞視頻所做的鏡頭邊界檢測(cè)實(shí)驗(yàn)獲得了95.4%的查全率和96.1%的準(zhǔn)確率。

7.Today, my kids decided putting laxatives in my coffee would loosen me up and calm my nerves. I have a 3 hour long meeting soon.?

今天我的小孩在我的咖啡里放了瀉藥，他覺得這樣可以緩解我的壓力和慌張。我馬上要參與一個(gè)長(zhǎng)達(dá)3小時(shí)的重要會(huì)議。

8.There is typically a 0-3 hour outage of imagery each day as GOES progresses through eclipse season.?

在整個(gè)星蝕季節(jié)每天通常有這樣0 - 3個(gè)小時(shí)的停機(jī)。

9.The removal rate is 85% after 3 hour. The efficiency is constant in operating.?

三小時(shí)的去除率達(dá)到了85% ，而且可以連續(xù)使用，效率不變。

10.I have this 3 hour test at 7:30am and didn't get any sleep.?

我明天早晨7點(diǎn)半有個(gè)3小時(shí)的考試，到現(xiàn)在一點(diǎn)都還沒睡著。

11.It is 4 km far from Jiandou Exit of to-be built Shuangyong Expressway. After being opened to traffic, it is only 3 hour's drive to Fuzhou.?

距即將興建的雙永高速路劍斗出口站4公里，通車后，距福州僅3小時(shí)里程。

12.Even over a 2-3 hour meal, the wine continues to impress and evolve, showing none of its 51 years of age. Amazing wine that is still intense and alive.?

即便經(jīng)過(guò)了兩三小時(shí)，酒款還是持續(xù)變化，一點(diǎn)也沒有51歲老態(tài)龍鍾的模樣，還是相當(dāng)濃郁而鮮活。

13.There are typically two 3-hour meetings per day.?

一般情況下，每天有兩場(chǎng)3小時(shí)左右的會(huì)議。

14.Under Guinness rules, he was allowed a 15-minute break after each 3-hour set and a 30-second pause in between songs.?

根據(jù)吉尼斯官方針對(duì)此項(xiàng)紀(jì)錄設(shè)定的規(guī)則，他可以在每演奏3小時(shí)后休息15分鐘，并在變換曲目時(shí)停頓30秒。

15.A single, 3-hour charge of the Hanebrink's battery will get you a 100-mile riding range over concrete, sand, dirt or snow.?

單次充3小時(shí)后的電池能夠讓你騎行100英里，包括混凝土、沙地、土地或雪地等多種地形。