1
the sixteenth + noun
序数词前一般加定冠词the。
The sixteenth chapter is the most exciting.
第十六章是最激动人心的。
第十六
先理解核心含义，再看它在真实句子里的用法。
第十六
position 16 in a countable series of things
The sixteenth chapter is the most exciting.
第十六章是最激动人心的。
十六分之一
One of sixteen equal parts of a whole.
She finished sixteenth in the marathon, just one place behind her friend.
她在马拉松比赛中获得第十六名，仅落后朋友一个名次。
My sixteenth birthday party was the most memorable event of my teenage years.
我的十六岁生日派对是我青少年时期最难忘的活动。
A sixteenth of the total budget is allocated to research and development.
总预算的十六分之一被分配给了研发部门。
序数词前一般加定冠词the。
The sixteenth chapter is the most exciting.
第十六章是最激动人心的。
分数词前面用a/an。
She ate only a sixteenth of the cake.
她只吃了蛋糕的十六分之一。
可省略名词，表示序列中的第16个。
He finished the race in the sixteenth position.
他比赛获得了第十六名。
Not this
I am the sixteen person to arrive.
Use this
I am the sixteenth person to arrive.
使用序数词时，应用“sixteenth”而不是基数词“sixteen”。在表示顺序或排名时，必须使用序数词。
Not this
The meeting is on May sixteen.
Use this
The meeting is on May sixteenth.
在日期表达中，日期的序数形式（如十六日）应使用序数词“sixteenth”，而非基数词“sixteen”。
Focus on the distinctions below. Other candidates are kept compact until a reliable usage note is available.
16世纪
The castle was built in the sixteenth century.
这座城堡建于16世纪。
十六岁生日
She celebrated her sixteenth birthday with a big party.
她举办了一个盛大的派对来庆祝她的十六岁生日。
十六分音符
The piece is full of rapid sixteenth notes.
这首曲子充满了快速的十六分音符。
第十六修正案
The Sixteenth Amendment established the federal income tax.
第十六修正案确立了联邦所得税。
十六分之一
You need to add one sixteenth of a teaspoon of salt.
你需要加十六分之一茶匙的盐。
十六分之一英寸
The tolerance is within a sixteenth of an inch.
公差在十六分之一英寸以内。
Use sixteenth naturally, then get feedback on meaning, tone, grammar, and phrasing.
Revisit a common error or keep this word in your review list.
将sixteenth拆成six(六)+teen(十)+th(第)，联想'第十六'。
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作序数词时，前面通常加定冠词；作分数时不加冠词。
Dictionary facts from ECDICT, WIKTIONARY.