beef up
vt. 加强(增援, 充实)
例句与用法:
The new evidence beefed up their case.
有了新的证据,他们的理由更充足了。
The government decided to beef up its air force by buying a number of new fighters.
该政府决定购买一批新战机,以增强其空军实力。
词形变化:
名词复数: beeves | 动词过去式: beefed | 动词过去分词: beefed | 动词现在分词: beefing | 动词第三人称单数: beefs |