ord.第八
n.八分之一
num.第八，八分之一的

原形：eighth复数：eighths

Mary came eighth.
玛丽第八名来。
Eric is the eighth in the family.
埃里克在家里排行老八。
The eighth grade is when students typically start to develop more independence.
八年级是学生们开始发展更多独立性的时期。
She hit the ball on her eighth attempt, showing great perseverance.
她在第八次尝试时击中了球，显示出了极大的毅力。
The eighth continent, Antarctica, is mostly covered in ice.
第八大洲南极洲大部分地区被冰雪覆盖。
In musical notation, the eighth note is also called a quaver.
在音乐记谱法中，八分音符也被称为附点音符。
The company launched its eighth product line last month, focusing on eco-friendly products.
该公司上个月推出了其第八条产品线，专注于环保产品。
On his eighth birthday, he received a guitar and began learning to play.
在他八岁生日那天，他收到了一把吉他并开始学习弹奏。
The eighth season of the TV series was the most watched, attracting millions of viewers.
这部电视剧的第八季是最受关注的，吸引了数百万观众。
In the Olympic Games, the eighth athlete in each heat advances to the finals.
在奥运会比赛中，每一组的第八名运动员将晋级决赛。
The book's eighth chapter delves into the complexities of quantum physics.
书的第八章深入探讨了量子物理的复杂性。
It took him eight years to complete his doctoral thesis, making it his eighth major accomplishment.
他用了八年时间完成了博士论文，这是他的第八项重大成就。