main stem
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main stem — 名詞
1. the primary stalk of a plant
1.名詞
釋義
主莖
the primary stalk of a plant
例句
The main stem of the rose bush was damaged by the storm.
2. the most important part or branch of something
2.名詞
釋義
主幹
the most important part or branch of something
例句
The main stem of the river flows through the valley.