Box girder
[机] 箱形大梁
🧩 词语组成解析
box
[bɑks]
n. 盒;箱状物;包厢;哨房;
vt. 把…装入盒[箱，匣]中;
vt.& vi. 拳击;
girder
['gə:də]
n. 大梁;
🗣️ 情景例句
At this hour?
在这个时候？
Whom will you have lunch with?
你将和谁吃饭？
and realized that it was a sign that the child was growing up and developing valuable powers of observation and independent judgment,
并且意识到这象征着孩子们正在成熟和发展宝贵的观察力、独立判断力，