自2010年至今的四级考试中， 共出现过 次
自2010年至今的六级考试中， 共出现过 次
N-COUNT 乡间小路;林间小道 A trail is a rough path across open country or through forests.
He was following a broad trail through the trees.
N-COUNT （特定）路线，路径 A trail is a route along a series of paths or roads, often one that has been planned and marked out for a particular purpose.
...a large area of woodland with hiking and walking trails.
N-COUNT （一串）痕迹，足迹，踪迹 A trail is a series of marks or other signs of movement or other activities left by someone or something.
Everywhere in the house was a sticky trail of orange juice...
He left a trail of clues at the scenes of his crimes…
VERB 跟踪;追踪;追猎 If you trail someone or something, you follow them secretly, often by finding the marks or signs that they have left.
Two detectives were trailing him...
I trailed her to a shop in Kensington.
N-COUNT (竞选)巡游路线 You can refer to all the places that a politician visits in the period before an election as their campaign trail .
During a recent speech on the campaign trail, he was interrupted by hecklers.
…at the end of a hard day on the election trail.
V-ERG (使)拖在后面;(使)下垂;(使)曳地 If you trail something or it trails, it hangs down loosely behind you as you move along.
She came down the stairs slowly, trailing the coat behind her...
He let his fingers trail in the water.
VERB (常指跟着别人)拖沓行走，没精打采地走 If someone trails somewhere, they move there slowly, without any energy or enthusiasm, often following someone else.
He trailed through the wet Manhattan streets...
I spent a long afternoon trailing behind him.
VERB (比分)落后 If a person or team in a sports match or other contest is trailing, they have a lower score than their opponents.
He scored again, leaving Dartford trailing 3-0 at the break...
他又进球了，使得中场休息时达特福德队以 3: 0 落后。
The polls showed the Tories trailing behind the Government by 17 per cent.
民调显示，保守党落后于政府 17 个百分点。
PHRASE 追踪;寻找 If you are on the trail of a person or thing, you are trying hard to find them or find out about them.
The police were hot on his trail...
There was a newspaper on the trail of the story.