1.contact 交往;聯(lián)系,聯(lián)絡(luò)[U][(+with)]
He tried in vain to get into contact with the local branch.
他試圖與當?shù)胤植咳〉寐?lián)絡(luò),但沒有成功.
2.connection 連接;聯(lián)絡(luò);銜接[C][U][(+with/between)]
The connection of our telephone took several hours.
我們用了好幾個小時才接通了電話.
3.track 行蹤;軌道;足跡
We followed his tracks in the snow to a hut.
我們沿著他在雪地上留下的足跡走到一間小屋旁.
4.trace名詞 痕跡;遺跡[C][U]
The archaeologists found some traces of an ancient civilization in that area.
考古學家們在那個地區(qū)發(fā)現(xiàn)了一些古代文明的遺跡.