最終更新日：2024/07/28
To stabilize or load a ship with ballast. / To lay ballast on the bed of a railroad track. / To weigh down with a ballast.
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ballast
編集履歴（0）
To stabilize or load a ship with ballast. / To lay ballast on the bed of a railroad track. / To weigh down with a ballast.
ballast
DiQt（ディクト）
無料
★★★★★★★★★★
