Sacrum 骶骨
The sacrum is a large, triangle-shaped bone at the base of your spine.
It sits between the two hip bones and connects the spine to the pelvis.
The sacrum is made up of five bones that join together as you grow.
This bone helps support your body when you stand, walk, or sit.
Strong ligaments and muscles attach to the sacrum to keep your hips and back stable.
Looking after your sacrum helps you move, bend, and keep your balance more easily.
骶骨是一块位于脊柱底部的大三角形骨头。
它夹在两块髋骨之间，把脊柱和骨盆连在一起。
骶骨由五块小骨头融合而成，随着年龄增长逐渐长在一起。
骶骨帮助你站立、行走或坐下时支撑身体。
有很多强壮的韧带和肌肉连在骶骨上，让髋部和背部保持稳定。
照顾好骶骨可以让你更容易活动、弯腰和保持身体平衡。
配套练习✍️ sacrum /ˈseɪkrəm/
🔍 完形填空（Cloze Test）
-
The sacrum is a ______-shaped bone at the bottom of the spine.
(a. round / b. triangle / c. square) -
The sacrum sits between the two ______ bones.
(a. hand / b. hip / c. neck) -
As you grow, the five bones of the sacrum ______ together.
(a. sing / b. join / c. run) -
Ligaments and muscles help keep your hips and back ______.
(a. stable / b. small / c. noisy) -
The sacrum helps you keep your ______ when you move.
(a. toys / b. teeth / c. balance)
✅ 选择题（Multiple Choice）
-
What does the sacrum connect the spine to?
A) The arms
B) The pelvis
C) The shoulder -
How many bones usually make up the sacrum in adults?
A) Five
B) Two
C) Eight -
What attaches to the sacrum to help keep your body steady?
A) Shoes
B) Ligaments and muscles
C) Eyes
✏️ 填空题（Fill in the Blanks）
-
The sacrum is found at the ______ of your spine.
（可选答案：base, top, side） -
It connects the spine to the ______.
（可选答案：pelvis, head, hand） -
Good care of your sacrum helps you ______ your balance.
（可选答案：keep, draw, read） -
The sacrum is joined to two ______ bones.
（可选答案：hip, arm, finger）
练习答案✅
完形填空
- b. triangle
- b. hip
- b. join
- a. stable
- c. balance
选择题
6. B) The pelvis
7. A) Five
8. B) Ligaments and muscles
填空题
9. base
10. pelvis
11. keep
12. hip
📌文章CEFR 等级：A1级
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