Ratchet type jack
[化] 棘轮式千斤顶; 伞齿轮式起重器
🧩 词语组成解析
n. 棘轮, 棘爪\\n[机] 棘轮, 棘齿轮
type
[taɪp]
n. 类型;铅字;（印刷或打印的）文字;于…类型的;
vt.& vi. 打字;
vt. [医学]测定（血型）;按类型把…归类;成为…的典型;[印刷]浇铸（铅字等）;
jack
[[dʒæk]]
n. 插座, 千斤顶, 男人\\nvt. 抬起, 提醒, 扛举, 增加, 提高, 放弃\\na. 雄的\\n[计] 插座
🗣️ 情景例句
Can't you do something about it?
你就不能想点办法吗？
Industry is fortune's right hand, and frugality her left.
勤勉是幸运的右手，节约是幸运的左手。
Then it turned in a semicircle, ran straight again, and turned in another semicircle to the opposite side.
然后转一个半圈，再沿直线飞，再朝反方向转个半圈。