Difficulty falling asleep is just one of its four symptoms.

难以入睡只是四大症状之一。

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If children have difficulty falling asleep, parents should not turn to medication, experts said.

专家说，如果孩子难以入睡，也千万别采用药物手段。

youdao

If children have difficulty falling asleep, parents should not turn to medication, experts said.

专家说，如果孩子难以入睡，也千万别采用药物手段。

youdao