🧩 词语组成解析
buffer
['bʌfɚ]
n. 缓冲器;起缓冲作用的人（或物）;[化]缓冲液，缓冲剂;[计]缓冲区;
vt. 缓冲;[化]把缓冲液加入（溶液）;
race
[res]
n. 赛跑;人种;竞争;民族;
v. 参加比赛;快速移动;空转;
🗣️ 情景例句
Scientists have confirmed that the Earth is, indeed, round.
科学家证实，地球确实是圆的。
I had a shot of penicillin.
我打了一针青霉素。
Most of them were able to climb out in time. However four men were not quick enough to escape the flames.
大部分工人能够及时逃生。可是有4个工人来不及逃离火场。