英语单词 Pneumatic：含义·读音·用法·记忆技巧

💡 词根助记

pneum呼吸 + atic...的 → 装满空气的, 有气胎的

a pneumatic drill

气压钻机

pneumatic actuator

气动执行元件

pneumatic teletransmitter

气动远程发送器, 气动远程传感器

Light kernels may be removed by a pneumatic or air seperator.

轻的籽粒可以通过空气动力，即气流分选机清理出来。

We replaced hand picks with pneumatic picks and electric drills.

我们把手镐换成风镐和电钻。

pneumatic adj (a) filled with air 充气的 a pneumatic tyre 充气轮胎. (b) worked by compressed air 由压缩空气操作或推动的; 风动的 a pneumatic drill 风钻.

*[nju:'mætik]a. 充气的, 空气的, 有气胎的, 气动的, 灵魂的n. 充气轮胎【医】气的, 呼吸的

气动的，呼吸的

import n. 进口，进口商品;输入;重要性;意义; vt. 输入，进口;对…有重大关系;意味着; vi. 具重要性;

finalize vt. 完成;使结束;使落实; vi. 把…最后定下来;定案;

tyrant n. 专制统治者，暴君;（古希腊的）僭主;专横的人;

tender adj. 纤弱的;嫩的;温柔的;疼痛的; n. （正式）提出;投标;供应船，联络船;照看者; vt. 正式提出;使变脆弱;<古>温柔地对待;

inflation n. 膨胀;通货膨胀;夸张;自命不凡;

slender adj. 苗条的;微薄的;柔弱的;

gathering n. 聚集;集会;采集;积累; v. （使）聚集( gather的现在分词);集合;推断;了解;

lodging n. 出租的房间;暂住;寄宿;借宿; v. 存放（ lodge的现在分词）;暂住;借宿;卡住;

Large groups of Native Americans were forced to move away form their old hunting grounds.

成批成批的美洲土著人被迫从他们原来的狩猎场迁走。

All he knew was that his African ancestor taught his son and grandson the words in his own language for river and guitar.

他所知道的只是非洲祖先用自己的语言教给儿孙们的“江”和“吉他”这两个词。

I think we are the first people here for hundreds of years. Maybe thousands.

“我认为几百年，可能几千年以来，我们是第一次来这里的人。”

更多情景英语 ›

paradoxic flexor reflex

Pee Dee

pensioners

pexitropy

pinellin

plt

predeceases

print script