strengthening 

英汉解释

v. 强化；加固（strengthen的ing形式）
n. 加强；加固；加固件

反义词

n.   weakening

参考例句

1. We all agreed on a treaty to strengthen the cooperation between our two parties.
我们就双方的合作事宜签订了协议。
2. Focus on strengthening friendship and partnership.
焦点在加强友谊和合作。
3. Strengthening reserve for ability of grain production.
加强粮食生产能力的储备。

英英解释

n.
  1. becoming stronger
  2. the act of increasing the strength of something

网络释义

strengthening
加强; 加固件; 加固; 加强,补强;
post strengthening
巩固支柱;
surface strengthening
表面强化;
strengthening mechanism
强化机理;
strengthening factor
强化系数;