sustainer
n. 支持者,维持者,主动动机; 主级发动机
1. someone who upholds or maintains;
The framework is a truss composed of radiation beam and transverse sustainer.
星载天线背架是由辐射梁及其横向支撑组成的桁架结构.
B God is the all powerful creator and sustainer of the Universe.
上帝是宇宙间万能的创造者和支撑者.
Behold, God is my helper ; The Lord is the sustainer of my soul.
诗54:4神是帮助我的、是扶持我命的.