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たり， だり
1. -ing and -ing (e.g. "coming and going")
2. doing such things as...
3. expresses a command
4. to be
5. indicates completion or continuation of an action
表示同时发生的动作
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深める， ふかめる
1. to deepen, to heighten, to intensify
加深、提升、增强
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開く， ひらく
1. to open, to undo, to unseal, to unpack
2. to bloom, to unfold, to spread out
3. to open (for business, e.g. in the morning)
4. to be wide (gap, etc.), to widen
5. to hold (meeting, party, etc.), to give, to open
6. to found (nation, dynasty, sect,...
举办，召开(会议等)；开门营业；开，打开，开启；绽放、展开、伸展