hit the sack

基本解释

Louis was so tired that he hit the sack soon after supper。
路易斯太累了，所以吃过晚饭就早早上床睡觉了。
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But the long-term consequences of sleep deprivation should be enough to convince anyone to hit the sack.
但如果是长期的睡眠剥夺其所带来的后果应该足够能说服任何人赶紧上床睡觉。
Getting in a little gentle, restorative yoga before you hit the sack can help put your mind at ease, steady your breath, and reduce muscle tension without revving up your heart.
睡前做一下动作轻柔的养生瑜伽有助于放松心情，平稳呼吸，无需心跳加速即可减轻肌肉的紧张感。