Ignition cam
[机] 点火凸轮
🧩 词语组成解析
ignition
[ig'niʃən]
n. （汽油引擎的）发火装置;着火，燃烧;点火，点燃;
n. 凸轮, 计算机辅助制造, 中央地址存储器\\n[计] 计算机辅助制造; 计算机辅助生产
🗣️ 情景例句
Oh, it's going to be all right.
不会有问题了。
This man digs foundations for skyscrapers.
这个人在挖着高层大楼的地基。
It was so heavy that a crane had to be used to remove it from the lorry.
饼干份量太重了，用了一台起重机才把它从卡车上卸下。