私たちのクラスは３０人の生徒から成り立っている。

Sentence Analyzer

私たちのくらすは３０人の生徒から成り立っている。

English Translation

Our class is made up of 30 students.

Furigana

私(わたし)たちのクラスは３０人(にん)の生徒(せいと)から成(な)り立(た)っている。

Romanji

Watashitachi no kurasu wa san zero nin no seito kara naritatteiru.

Words

私たち (わたしたち、わたくしたち)

we; us

の (の)

indicates possessive; nominalizes verbs and adjectives; substitutes for "ga" in subordinate phrases; (at sentence-end, falling tone) indicates a confident conclusion; (at sentence-end) indicates emotional emphasis; (at sentence-end, rising tone) indicates question

クラス (クラス)

class

は (は)

topic marker particle; indicates contrast with another option (stated or unstated); adds emphasis

三 (さん、み)

three; tri-

○ (まる)

circle (sometimes used for zero); 'correct' (when marking); symbol used as a placeholder (either because a number of other words could be used in that position, or because of censorship); period; full stop; maru mark; semivoiced sound; p-sound

人 (じん)

-ian (e.g. Italian); -ite (e.g. Tokyoite); indicates nationality, race, origin, etc.; -er (e.g. performer, etc.); person working with ...; indicates expertise (in a certain field); (usu. in compound words) man; person; people

生徒 (せいと)

pupil

から (から)

from (e.g. time, place, numerical quantity); since; from (originator); by; because; since; out of (constituent, part); through (e.g. window, vestibule); after; since

成り立つ (なりたつ)

to consist of; to be made up of; to be composed of; to be practical (logical, feasible, viable); to be concluded; to hold true