プログレッシブ和英中辞典(第4版)の解説
やぐら【×櫓】
〔城の〕a tower, a turret；〔高い台〕a very high wooden stage ((for a festival))；〔石油採掘用の〕a drilling derrick
火の見やぐら
a 「lookout tower [watchtower] for fires
物見やぐら
a watchtower
こたつのやぐら
a wooden frame for a kotatsu ⇒こたつ（炬燵）
櫓太鼓
a drum [drumbeat] announcing the beginning of 「sumo wrestling matches [a Kabuki performance]
ろ【×櫓】
〔和船の〕a single oar attached to the stern and worked by one person
ろをこぐ
pull an oar／row a boat