n.英语字母表的第7个字母，G音(C大调的第5音或音符)
abbr.G级，老少咸宜(影片分级用语，表示适合包括儿童在内的任何人观看)，1 000元

The symbol 'G' stands for gravity.
"G"这个符号代表重力。
His car can accelerate from 0 to 60 mph in under 5 Gs.
他的车能在5秒内从静止加速到时速60英里。
She earns $50K a year, but after taxes and deductions, it's closer to G.
她每年挣5万美元，但扣除税款后，实际收入接近G（指扣除前金额）。
In genetics, G is one of the four nucleobases found in DNA and RNA molecules.
在遗传学中，G是DNA和RNA分子中发现的四种碱基之一。
According to Newton's law, F = ma, where F is force, m is mass, and g is acceleration due to gravity.
根据牛顿定律，力F等于质量m乘以重力加速度g。
I need you to hit the G chord on the guitar for this part of the song.
我需要你在歌曲这部分弹奏吉他的G和弦。
He always gets straight Gs in his math exams; he's really good at it.
他在数学考试中总是得满分；他真的很擅长数学。
The country of Ghana is often abbreviated as GH or G in international forums.
加纳这个国家在国际论坛上通常被缩写为GH或G。
In physics, g is commonly used to represent the standard acceleration due to gravity on Earth's surface, approximately equal to 9.8 m/s².
在物理学中，g常用来表示地球表面的标准重力加速度，大约等于9.8米/秒²。
She was a member of the Group of Seven (G7), attending the annual summit.
她是七国集团（G7）的一员，出席了年度峰会。
请注意，在上述句子中，“G”的含义根据上下文有所不同。