Casting defect
[机] 铸疵
🧩 词语组成解析
casting
['kɑ:stiŋ]
n. 铸造，铸件;角色分配;投掷;[动]脱落物;
v. 扔掉(cast的现在分词);铸造;投掷;选派演员;
🗣️ 情景例句
Give my best to your parents.
替我向你父母问好。
Call me tomorrow if you don't feel better.
明天如果没有好转，就打电话给我。
It was the idea of supporting a craft on a 'pad',or cushion, of low-pressure air, ringed with a curtain of higher pressure air.
用一个气垫来支撑船体，低压空或软垫，软垫周围用高压空气环绕。