Needle cast
落叶病，落针病
🧩 词语组成解析
needle
['nidl]
n. 针;针状物;<口>刺激性言行;
vt. 用针缝，刺;刺激，激怒;<俚>增加（饮料的）酒精含量;
vi. 缝纫;
cast
[kɑ:st]
vt. 铸造;投掷;投射;脱落，脱皮;
n. 铸型;演员表;轻微的斜视;投，掷骰;
vi. 掷，投;计算，加;
🗣️ 情景例句
or Mom is at a committee meeting.
就是妈妈参加小组会议。
You should take advantage of it.
你应该好好利用这个机会。
It has been estimated that if the bridge were packed with cars, it would still only be carrying a third of its total capacity.
据估计，若桥上摆满了汽车，也只不过是桥的总承载力的1/3。