Senatorial is not the person who sits in a senate. That person is a senator.

Senatorial is not不是指 the person who sits in a senate坐在參議院裡的人，That person那樣的人 is才叫做 a senator參議員。

Senatorial is the adjective: it means ‘of a senator’ or ‘of the senate’ — the smaller, upper house that helps make laws in places like the United States.

Senatorial is the adjective是形容詞: it means意思是 'of a senator'「參議員的」 or或 'of the senate'「參議院的」 — the smaller, upper house that helps make laws in places like the United States也就是像美國這種地方協助制定法律、規模較小的上議院。

A senatorial election is a race for a senate seat. Senatorial duties are the jobs a senator is supposed to do.

A senatorial election參議員選舉 is是 a race for a senate seat爭參議院席次的競選。Senatorial duties參議員的職責 are是 the jobs a senator is supposed to do參議員該做的工作。

The word feels formal and a bit official; you meet it in news and history, not in chat with friends. In American English it almost always points to the national Senate. Other countries have a senate too, and writers can use senatorial for those as well.

The word feels formal and a bit official這個字給人的感覺正式、有點官方; you meet it in news and history常出現在新聞和歷史文章裡, not in chat with friends不會出現在朋友間的閒聊。In American English在美式英文裡 it almost always points to the national Senate它幾乎都是指美國的參議院。Other countries have a senate too其他國家也有參議院, and writers can use senatorial for those as well作者也可以用 senatorial 來指那些參議院。

People sometimes stretch it to mean ‘like a senator’: slow, grave, a little grand. That looser use is rarer, and it can sound old-fashioned.

People sometimes stretch it to mean 'like a senator'有時候人們會把它引申成「像參議員一樣」: slow, grave, a little grand慢條斯理、莊重、有點氣派。That looser use is rarer這種較鬆散的用法比較少見, and it can sound old-fashioned而且聽起來可能有點過時。