Variable speed reducer
[化] 變速減速機
?? 詞語組成解析
speed
[spid]
n. 速度;快速;昌盛;（汽車的）變速器，排擋;
vt.& vi. 急行，加速;
vi. 超速;加速;迅速前行;興隆;
vt. 加快…的速度;使成功，使繁榮;
n. 漸縮管, 縮減者, 還原劑\\n[化] 變徑段; 變徑管; 異徑管; 大小頭; 還原劑; 減速器; 減振器; 節流器
??? 情景例句
How do you find the answers?
你覺得這些答復如何？
Soon learnt, soon forgotten.
學得快，忘得快。
The following day, however, the doctor consoled him by telling him that his chances of being able to leave hospital in time for New Year celebrations were good.
然而，第二天，醫生安慰他說，出院歡度新年的可能性還是很大的，那人聽后振作了精神。