Portal crane
[化] 龙门吊; 龙门吊车; 龙门起重机
🧩 词语组成解析
portal
['pɔ:təl]
n. 入口;桥门;[解剖学]肝门;出孔;
adj. [解剖学]门的;肝门的;门静脉的;关于门静脉的;
crane
[kren]
n. 吊车，起重机;鹤;
vt.& vi. 伸长，探头;
vi. 迟疑，踌躇;
🗣️ 情景例句
Well, there must be something.
嗯 ，一定可以找到事做。
For a few, scholarships were sources of support.
有少数人，奖学金是他们接受教育的学费来源。
Two factors weigh heavily against the effectiveness of scientific research in industry.
两个因素严重地影响工业里科学研究的效果：