At least one person was killed and at least 29 were injured in the storm.
至少有一人被打死，至少29人在暴风雨中受伤。
Among the children in a certain family, each child has at least one brother and at least one sister.
在某个家庭的孩子中，每个孩子至少有一个兄弟和一个姐妹。
The body has at least one pointed end and comprises at least one active material.
主体具有至少一个尖端，并且包含至少一种活性材料。
The body has at least one pointed end and comprises at least one active material.
主体具有至少一个尖端，并且包含至少一种活性材料。
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