watchtower
🇺🇸
/ˈwɑːtʃtaʊər/
🇬🇧
/ˈwɒtʃtaʊə(r)/
A tall structure that people use to keep an eye on a certain area, usually for safety or security reasons.
From the watchtower, the guards could see anyone approaching the castle.
從瞭望塔上,守衛們可以看到任何接近城堡的人。