You just create the bucket and return.
您仅需创建bucket并返回。
The bucket must return filled so that all holes are covered with gravel.
返回时桶必须装满碎石，所以洞可以被石头填满。
The reserved water in the dump bucket obstructs return air in an excrement passage.
翻斗里的存水隔断了粪便通道的回气。
The reserved water in the dump bucket obstructs return air in an excrement passage.
翻斗里的存水隔断了粪便通道的回气。
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