问题之一是对机场员工的安检措施马虎松懈。One of the problem areas is lax security for airport personnel.松懈的保安措施使小偷有机可乘.Lax security allowed the thieves to enter.你不要松懈.You must not relax in your efforts....
The wheels of the toy car were fixed on metal rods.玩具车的轮子固定在金属棒上.May I look at your toy car?能看一下你的玩具汽车 吗 ?The child was trailing a toy car on a string.小孩用绳子拖着一辆玩具车....