[ADV 副词]因此;由此;从而 You use thereby to introduce an important result or consequence of the event or action you have just mentioned.
[ADV with cl]
[FORMAL 正式]
Our bodies can sweat, thereby losing heat by evaporation...
我们的身体能出汗,由此可以蒸发散热。
A firm might sometimes sell at a loss to drive a competitor out of business, and thereby increase its market power.
公司有时会通过亏本出售来将对手挤垮,从而提高其市场地位。
Oxford
there·byAWL/ˌðeəˈbaɪ; NAmEˌðerˈbaɪ/adverb( formal) used to introduce the result of the action or situation mentioned 因此;由此;从而◆Regular exercise strengthens the heart, thereby reducing the risk of heart attack.经常锻炼可以增强心脏机能,从而减少心脏病发作的危险。there·by/ˌðeəˈbaɪ; NAmEˌðerˈbaɪ/