support position optimization 支撑位置优化
support the US position 支持美国立场
reinforced support in key position 关键部位加强支护
His position on slavery had cost him all support in the South.
VOA: special.2009.07.09
And the student must support the position with evidence.
VOA: special.2009.04.30
"I call on the United Nations to provide support, for the civilized nations of the world to maintain a firm position against barbarity.
VOA: standard.2009.09.29
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