Vertical retrace
[计] 垂直回扫
🧩 词语组成解析
vertical
['vɝtɪkl]
adj. 垂直的，竖立的;[解]头顶的;顶点的;[植]纵长的，直上的;
n. 垂直线，垂直面;[建]竖杆;垂直位置;
vert转变+ical...的 → 转变成直的 → 垂直
retrace
[ri'treis]
vt. 折回，折返;回忆，回想;追溯，探源;重描;
🗣️ 情景例句
She is unwilling to participate.
她不愿意参加。
She sent me a Christmas card last year.
去年寄过一张圣诞卡。
And anyone who gave more than a passing thought to the bottom confines of the oceans probably assumed that the sea bed was flat.
凡是稍稍想过大海海底的人大概都会认为海底是平坦的。