1.literally adv. 照字面地;逐字地;不夸张地;正确地;简直
He translated the passage literally.
他逐字逐句地翻译这段文字 。
2.track vt. 追踪;通过;循路而行;用纤拉 vi. 追踪;走;留下足迹
I followed him, tracking him in the snow until finally he got tired.
我跟着他,在雪地里追踪他,直到他最终体力不支 。
3.initially adv. 最初,首先;开头
Feathers initially developed from insect scales.
羽毛最初由昆虫的翅瓣演化而来 。
4.pre-paid 预付费的
Why would you have a prepaid phone card if you have a cell phone?
如你有手机,为何还要用预付卡呢?