He waved his hand, and betook himself again to his employment of gathering herbs.是什么意思？

He waved his hand, and betook himself again to his employment of gathering herbs.

他挥了挥手, 又继续采集药草了.

he

pron. 他，它，一个人；n. 雄性动物；

例句
Logic had prevailed and he had abandoned the idea.
最终理智占了上风，他打消了那个念头。

waved

adj. 波浪形的，起伏的，（织物等）有波纹的；v. 飘扬，摇摆，起伏( wave的过去式和过去分词 )，（一端固定地）飘扬，挥手指引，挥动…示意；

例句
Steamers tooted at us as sailors on deck waved in amusement.
汽船向我们嘟嘟鸣笛时，甲板上的水手们饶有趣味地挥着手。

his

pron. (he的所有格)他的，(he的物主代词)他的东西；det. 属于他的，用于名词前，自己的，指某人的，上帝的；

例句
He claimed that his parents had abandoned him...
他声称父母遗弃了他。

hand

n. 手，协助，帮助，（工具等的）把，柄，掌管；vt. 传递，交给，搀扶，支持；

例句
His hand brushed against hers; it could have been either accidental or deliberate.
就在有意无意间，他的手轻轻拂过她的手。

and

conj. 和，与，而且，于是，然后，因此；

例句
I spend a lot on expensive jewelry and clothing...
我花很多钱购买昂贵的首饰和衣服。

betook

v. 去，往，到（某处、某人处）( betake的过去式 )；

例句
He betook himself to his room.
他进了自己的房间。

himself

pron. （反身代词）他自己，（用以加强语气）他亲自，他本人；

例句
He pleaded guilty before a court martial to absenting himself without leave.
在军事法庭上他对自己擅离职守表示服罪。

again

adv. 再一次，再说，此外，不过；

例句
It's easier to take a taxi. But then again you can't always get one...
打出租车要容易些，但也并不总是能打到的。

to

prep. 向，朝着，到，关于，属于；adv. 朝一个方向的，到某种状态，关闭；

例句
I suggest you leave it to an expert...
我建议你把它留给专家来解决。

employment

n. 雇用，使用，职业，有益的活动；

例句
Senate employees could take their employment grievances to another branch of government...
参议院的雇员可以向别的政府部门申诉工作问题。

of

prep. 关于，属于…的，由…制成；aux. 助动词 [非标准用语、方言] =have [主用于虚拟语气]；

例句
He did have a real knowledge of the country...
他对该国的确知之甚多。

gathering

n. 聚集，集会，采集，积累；v. （使）聚集( gather的现在分词)，集合，推断，了解；

例句
The script has been gathering editorial accretions for years.
多年来该剧本一直在修改。

herbs

n. 草本植物( herb的名词复数 )，药草，香草；

例句
Their herbs and spices are arranged in alphabetical order.
他们的香草和调味料按字母顺序摆放。