Pneumatic sign（）：n. - 完整释义与助记

🧩 词语组成解析

pneumatic [numætɪk]

adj. 充气的;气动的;装满空气的;有气胎的; n. 气胎;有气胎的自行车;（风琴的）管;

pneum呼吸 + atic...的 → 装满空气的, 有气胎的

sign [saɪn]

n. 符号;手势;迹象;指示牌; vt.& vi. 签名;打手势;

sign(mark)→记号；征兆；签字；做手势；表示

He made a pretty fortune by selling all his land.

他卖了所有的土地发了大财。

Who wrote that piece?

那首曲子是谁写的？

Lucy ran home at once. Her mother saw her when she arrived.

露西马上跑回家。到家时母亲看见了她。

更多情景英语 ›

paracmasis

parkerizing

petroselinolic acid

phytology

planet agitator

polypathia

posted field price

privary