ジーンとケートは双子だ。

じーんとけーとは双子だ。

Jean and Kate are twins.

ジーンとケートは双子(ふたご)だ。

Ji-n to ke-to wa futago da.

しーん (しーん、しいん、シーン)

silently (as the grave); quietly (as in death)

と (と)

if; when; and; with; particle used for quoting (with speech, thoughts, etc.); quoting particle; promoted pawn; indicates question (sentence end)

ゲート (ゲート)

gate (for entry, boarding, etc.); gate; logic element

は (は)

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

双子 (ふたご、そうし)

twins; twin

だ (だ)

be; is; indicates past or completed action; indicates light imperative

Readings: ソウ、ふた、たぐい、ならぶ、ふたつ

Meanings: pair, set, comparison, counter for pairs

Readings: シ、ス、ツ、こ、 -こ、ね

Meanings: child, sign of the rat, 11PM-1AM, first sign of Chinese zodiac