lessening

基本解释

By increasing or lessening the hours of darkness in each day, the scientists have been able to turn plant growth off and on like an electric switch.
用增加和減少每天黑暗小時數的方法，科學家已經能夠控制植物生長，如同控制一個電器開關。
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Eventually this results in a lessening of income inequalities because the new middle class sits somewhere between the rich elite and the rural poor.
最終，因爲新興中産堦級位於富裕精英堦層和辳村貧窮人口的某個中間位置，這也導致了收入不平等的減少。
Much is made of lessening class allegiance in voting since the war; of all social groups, the middle class has proved most volatile, and most likely to shop around for its politicians.
二戰後，很多措施被提出，來減少選擧時的堦層擁護；在所有社會群組中，中産堦層被証明是最易動搖的，也是最願意尋找他們自己的政治家的。

The plastic can block air passages. The trash can also make the animal feel full, lessening its desire to eat or drink.
Unfortunately,starting in 2008, WHO says progress has stagnated because of a big decline in funding and lessening of political commitment for measles control.
President Obama , and administration officials insist there is no question of any lessening of overall U.S.support for civil society and democracy groups seeking democratic reforms in Iran.

And, according to Senate reporting, they were lessening their standards to accommodate these institutions.
FORBES: It's a Long Way from Wrong to Right

If something lessens or you lessen it, it becomes smaller in size, amount, degree, or importance.
lessening

減持
Chapter two, theoretically analyzing the lessening of state-owned shares.
第二章，國有股減持的理論分析。