sinus

洞;静脈洞

sinus の類語

cup, passage, duct, socket, hole, bowl, depression, circle, pocket, shell, hook, esophagus, passageway, bow, pit, shunt, arc, sink, orifice, curve, basin, fold, dip, fistula, hollow, scoop, cavity, crater, punch bowl, hollow shell, armpit, follicle, funnel chest, ellipse, parabola, curl, trough, crook, meatus, crypt, caustic, sinusoid, anatomy, lacuna, capsule, hyperbola, catenary, concave, fauces, epicardia, tracery, festoon, botany, concavity, antrum, alveolus, receptacle

例文

• I have sinus trouble.
  蓄膿症です。

sinus の言い換えを探すには

sinus（洞）の類語・言い換え（パラフレーズ）を、日本語訳つきで関連度順に並べています。英作文の語彙を増やしたいとき、長文読解で本文と選択肢の言い換えを見抜きたいときに使えます。