onion dome
noun [ C ] uk/ˌʌn.jən ˈdəʊm/ us/ˌʌn.jən ˈdoʊm/
（建筑物的）洋葱头形圆顶
a part at the top of a tower or building that is round in the middle and has a point at the top, similar in shape to an onion
Many people found shelter under the mosque's famous black onion domes. "许多人在清真寺著名的黑色洋葱形圆顶下找到了庇护所。
The sun glinted from the onion domes of the Royal Pavilion. 太阳照在英皇阁洋葱形的圆顶上，闪闪发光。
- More examples
- The blue and white chapel is capped by an onion dome made of sheet metal.
- The trademark onion domes of Russian churches decorate labels for chocolate bars and dumplings.
- The distinctive onion domes of the Russian Orthodox Alexander Nevsky Cathedral dominate Toompea Hill.