将校は今後夕食の席ではネクタイを着用すべし。の英語

Officers will henceforth wear ties at dinner.

At dinner, you must wear your uniform with a necktie.

You are supposed to wear a tie at the reception.

Every boy is supposed to wear a tie at the party.

Evening dress is de rigueur.

Actors always wear tuxedos to the Academy Awards.

Everybody is supposed to wear a tie at the party.

in cap and gown

The gentleman put on a new singlet for an important match.

Students must attend school in uniform.

Evening dress is optional.

All of the study abroad students wore a yukata and participated.

It's not at all the thing to wear a dinner jacket on the beach.

a costume worn on formal occasions by the faculty or students of a university or college

At many schools, students wear orange-colored shirts and brown-colored pants or skirts.

a large cloak worn over evening clothes

We'll get to school soon; we are as good as there now.

That school is going to do away with uniforms.

He was dressed in a dark suit at the meeting.

The question of getting new uniforms came up at the meeting.

The students of government schools used to be provided with clothes and shoes―（他動詞構文にすれば）―Government schools used to provide the students with clothes and shoes.

People wear yukatas, or light cotton kimonos, during festivals.

My sister dressed herself for the party in a hurry.

a liturgical headdress worn by bishops on formal occasions

At the ceremony, Baker appeared in a black tuxedo instead of his usual judo uniform.

a dress worn by females for afternoon parties, called afternoon dress

〈招待状などの文句〉 Dress formal.

〈案内状などで〉 Evening dress.

Dress: Formal.

attire to wear on formal occasions in the evening