noun🔗Share環, リング状の構造A ring- or donut-shaped area or structure."The dartboard featured a red annulus worth double points. "ダーツボードには、2倍の価値がある赤いリング状の構造がありました。areapartstructureanatomymedicinebiologyChat with AIVocabulary GamePractice Reading
noun🔗Share環状領域The region in a plane between two concentric circles of different radii."The target around the bullseye had an annulus of blue paint. "ブルズアイの周りのターゲットには、青い塗料の環状領域がありました。mathareaChat with AIVocabulary GamePractice Reading
noun🔗Share環Any topological space homeomorphic to the region in a plane between two concentric circles of different radius."The donut's shape, with its central hole, is an example of an annulus. "ドーナツの形は、中心の穴を含めて、環の例です。mathspaceChat with AIVocabulary GamePractice Reading
noun🔗Share環, リングThe ring of the sun not covered by the moon in an annular solar eclipse."During the annular solar eclipse, a bright annulus of sunlight remained visible around the dark moon. "金環日食の間、暗い月の周りに明るい太陽のリングが残って見えました。astronomyspacescienceChat with AIVocabulary GamePractice Reading
noun🔗Share環、胞子嚢環Structure in a fern that consists of differentially thick-walled cells on a sporangium that bend and distort as a result of drying."The science student observed how the annulus on the fern's sporangium dried and snapped back, scattering spores into the air. "科学の学生は、シダの胞子嚢の環が乾燥して元に戻り、胞子を空中に散布する様子を観察した。biologyplantstructurepartChat with AIVocabulary GamePractice Reading
noun🔗Shareつば, リングThe membranous remnants of a partial veil which leaves a ring on the stem of a mushroom."The young mushroom had a prominent annulus, a delicate ring around its stem, showing where the cap had once been connected. "若いキノコは、かつて傘が接続されていた場所を示す、茎の周りの繊細なリングである、顕著なつばを持っていました。organismplantbiologypartChat with AIVocabulary GamePractice Reading
noun🔗Share環状空間(oil and gas production) The space contained between the centre well bore and any external tubing. Sometimes used for separated gas flow."During the well test, engineers monitored the pressure in the annulus to ensure no gas was leaking from the production tubing. "坑井試験中、エンジニアは、生産用チューブからガスが漏れていないことを確認するために、環状空間の圧力を監視しました。technicalindustryenergyChat with AIVocabulary GamePractice Reading
