This is the 9004th most frequent Japanese word.
洋式
Western style.
In this sentence, "洋式" refers specifically to the Western-style toilet as opposed to traditional Japanese-style toilets.
このホテルの洋式トイレはとても快適です。
The Western-style toilet in this hotel is very comfortable.
Here, "洋式" is used to describe Western-style architecture and its distinctive features.
洋式の建築スタイルは広々とした設計が特徴です。
Western-style architectural design is characterized by spacious layouts.
"洋式" here denotes the Western style of service, contrasting it with Japanese norms.