n.四十,四十几
adj.四十的
Forty or fifty women were sitting cross-legged on the ground.
四五十个女人盘腿坐在地上。
Defence soaks up forty per cent of the budget.
国防耗去40%的预算。
Labour was top of the poll with forty-six percent.
工党以46%的得票数高居首位。