Je was op zoek naar: 其中达成的发展协议的确很重要 (Chinees (Vereenvoudigd) - Engels)

其中达成的发展协议的确很重要。
the accord reached there on development was, indeed, momentous.

安理会是根据其先前磋商中达成的谅解开会的。
the council is meeting in accordance with the understanding reached in its prior consultations.