touchhole是什么意思   touchhole怎么读

英式:['tʌtʃˌhəʊl]    美式:['tʌtʃˌhəʊl]

touchhole单词基本解析:

n.(旧式炮的)火门
n. 点火孔
n.(旧式炮的)火门;

touchhole变化用词:



touchhole英英释义:

touchhole中文词源:

touchhole用法和例句:

touchhole


they apparently were fired by applying a red-hot wire to a touchhole drilled through the top.

)类似旧式汽水瓶,显然经由连至顶部火门的红热导线而发射。