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- Don't scrunch up like that. Sit up straight. 不要那样缩头缩脑的,坐端正。
- Fold your arms and sit up straight! 两臂交叉,坐直!
- Sit up straight: don't bend over your desk. 坐端正：不要将身体俯伏在书桌上。
- Please sit up straight, so you can breathe more easily. 中译)请坐直;那麽你就可以比较容易呼吸.
- I sat up straight to stay vigilant. 我立刻坐直身保持警惕。
- If you do not know much of it,just sit up straight and copy everyone else,asking what to do if you are not sure. 如果你不太懂得他们的礼节，就坐直了，学别人的样子，并可以随时向别人请教。
- I sat up straight and stiffened at this sight. 这景像使我毛骨悚然。
- Now, sit up straight, feet on the floor (women may cross their legs), and look the interviewer in the eye. 现在;就坐直了吧.;脚放地上;(女生交叉双腿也是可以的);看着面试官的眼睛
- At that dosage, you're lucky to be sitting up straight. 照那个剂量,你能继续坐在这儿已经是很幸运了。
- That is why most people that are advised to sit up straight, remain erect for only a few minutes before reverting to the former slouch where breathing is a little easier. 这就是为什么大多数人被建议坐直了，在回到没精打采的姿势前只需要保持直立几分钟 ，呼吸就会变的容易些。
- Sit up straight! 坐直！
- All the pupils sat up straight when the teacher came into the classroom. 教师进入教室时所有的孩子都端正地坐着。
- Sit up straight,don't slouch. 坐直了，别无精打采的。
- In the classroom, the pupils sat up straight, listening to the teacher. 在教室里学生们端坐听老师讲课。
- Sit up straight. 挺直身子坐着。
- Please sit up straight. 请坐端正。
- Sitting： When sitting the celebrant is still presiding.Therefore, one should sit up straight in the chair. 坐姿应坐直，双手应放在双膝上或合手放在大腿上。
- The President sat up straight in his chair, a piece of beige plastic in his ear. 总统直挺挺地坐在椅子上，一只耳朵塞着一块米色的塑料。
- She sat up straight and pretended to believe in herself, so much so that she actually started believing in herself. 她坐直了身子,假装对自己充满信心,装得连她自己都开始以为自己确实很有信心。
- He sat up straight on the edge of the bed, held his breath, and issued a long, resonant belch. 他笔直地坐在床沿上，屏住呼吸打了一个大响嗝。
