青年中文downward arc的意思
downward arc中文翻譯：
向下弧
downward───adv.向下；adj.向下的，下降的
arc───n.弧（度）；弧光（全稱electricarc）；弧形物；天穹；vt.形成電弧；走弧線；n.(Arc)人名；(法)阿爾克；adj.圓弧的；反三角函數的
arc flash───電弧閃光
downward pressure───向下壓力；下向壓力
jerboa arc───跳鼠弧
downward trend───[數]向下趨勢，下跌趨勢；看跌
downward curves───向下曲線
downward dog───下犬式
downward mobility───趨下流動趨下流動
The head also nods and turns slightly, giving the nose a downward arc across the shot.───頭部同樣也點頭和輕微旋轉，使鼻翼的弧度在整個過程中往下拉。
Then draw downward from eyebrow top to ti of eyebrow following growth of eyebrow to form a downward arc.───再從眉峰處開始，順著眉毛的生長方向，斜向下畫至眉梢，形成下降的弧線。
Important tip: Always aim for the small white box on the backboard, just above the rim. The ball should hit the box on its downward arc.───重要訣竅：永遠瞄準籃板上的小白框，位置略高于籃圈，球應該在投籃弧線下降時擊中白框。
He knows that he'll be soon approaching the downward arc of his career.───他知道，他將很快接近他職業生涯的向下的弧線。
Then draw downward from eyebrow top to tip of eyebrow following growth of eyebrow to form a downward arc.───再從眉峰處最先，順著眉毛的生長偏向，斜向下畫至眉梢，構成下降的弧線。