Ahead injection cam

ahead [ə'hɛd]

adv. 在（某人或某事物的）前面;向前;预先;在将来，为未来;

a在…，…的+head头→在前地

injection [ɪn'dʒɛkʃən]

n. 注射;注射剂;[医]充血;（卫星等的）入轨;

in向内，进入+ject投掷，扔+ ion名词后缀 → 向内投掷 → 注射

cam

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

Strike while the iron is hot.

趁热打铁。

A single spark can start a prairie fire.

星星之火，可以燎原。

Some stories are for swallowing. Imagine that you have found a good story, and, what is even more important, the time to enjoy it. You might be on holiday, or on a long train journey. If it is a good book, you might say, It's so good I can't put it dow

“这本书太好了，我舍不得把它放下。”但是并非所有的故事书都属于这一类。书评家们有时把一些书说成是“难以释手”的书，或者是“难以再读”的书。