Header word
[计] 标题字
🧩 词语组成解析
header
['hedə]
n. 头球;割穗机;（计算机打印时自动加在各页顶端的）标头;集管;
word
[wɝd]
n. 单词;话语;诺言;消息;
vt. 措辞，用词;用言语表达;
vi. 讲话;
🗣️ 情景例句
She sure does.
她的确如此。
After forty years teaching English he thinks it's time to call it a day.
他教英语四十年，认为该退休了。
but that was precisely the idea adopted in some of the early instruments (seismometers) for recording earthquake waves.
但是早期记录地震波的仪器（测震仪）正是采用了这种思路。