【正文】
workers lived in poor and crowded conditions. ? 工廠的工人經(jīng)常在貧困擁擠的條件下生活。 ? in good/ poor condition 處于糟糕的 /良好的狀態(tài) ? out of condition 健康狀況不佳 ? He is overweight and out of condition. 他太胖了,健康狀況不佳。 ? working /living /housing conditions 工作 /生活 /居住條件 ? on condition that 條件是 … ? You can go out to play on condition that you finish you homework. ? 完成作業(yè)才能出去玩兒。mass production 。as a result ? Para 2: ? because of。 at first ? Para 3: ? Factory owners。 thousands of。 the early 20th centu