英文词源
- trainer (n.)
- c. 1600, "one who educates or instructs," agent noun from train (v.). Meaning "one who prepares another for feats requiring physical fitness" is from 1823, originally of horse-trainers.
中文词源
词根词缀： train培训 + -er
该词的英语词源请访问趣词词源英文版：trainer 词源，trainer 含义。
train,训练，-er,表施动人。
train,训练，-er,表施动人。
