a sudden or disastrous event that destroys or changes a whole region or system

大変動, 災害
a person, thing, or event that provokes or accelerates change or activity by introducing new perspectives or actions

触媒, 引き金
a large weapon that was used in ancient times to throw stones or other objects with great force

カタパルト, 投石機
a large waterfall where water rushes forcefully over a height

滝, 大瀑布
the degree of roundness exhibited by a three-dimensional object

球状度, 真円度
(geometry) a round 3D shape like a ball that is slightly flattened at the top and bottom points

回転楕円体, 扁球
a measuring tool used to determine the roundness of a curved surface

球面計, 曲面の丸みを測定するための測定工具
someone who moves from one country to another with the intention of settling there permanently

移民, 移住者
to leave one's own country in order to live in a foreign country

移住する, 外国に移る
to disturb or unsettle someone, causing them to feel worried or uneasy

悩ます, 不安にさせる
a disruption or disturbance of a normal state of mind or emotions

動揺, 混乱
to temporarily stitch two pieces of fabric together with long, loose stitches that can later be easily removed

仮縫いする, バステングする
a fortified structure extending from a wall, typically angled, for defensive purposes

堡塁, 要塞
someone who spends or uses resources recklessly or wastefully

放蕩者, 浪費家
impressively great in amount or degree

驚異的な, かなりの
an individual, often a leader or authority figure, who possesses the power to create laws, particularly not directly elected by the people

立法者, 法の与え手
SAT 語彙スキル 2 |
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