Ambulators
n. [测] 测距仪；测程轮
🗣️ 情景例句
You don't know up from down.
你黑白不分。
She looks so pale, she must be ill.
她脸色很苍白，一定病了。
The cultivation of a hobby and new forms of interest is therefore a policy of the first importance to a public man.
因此，对一个从事社会活动的人来说，培养一种业余爱好和各种新的兴趣是头等重要的作法。