名詞 sixth:

1. position six in a countable series of things
2. one part in six equal parts
   同義詞：one-sixth
3. the musical interval between one note and another six notes away from it

形容詞 sixth:

1. coming next after the fifth and just before the seventh in position
   同義詞：6th

1. The youngest children are in the first form, the oldest in the sixth form.
   最小的兒童上一年級(jí)，最大的上六年級(jí)。
2. It's on the sixth floor let's take the lift.
   在第六層--我們乘電梯吧。
3. He was counted out at the end of the sixth round.
   他在第六輪被宣布為失敗。
4. Saturn is the planet sixth in order from the sun.
   土星是依次離太陽的第六顆行星。
5. My new house is on the sixth floor.
   我的新房子在六樓。