1、track

小道;小径

We set off once more, over a rough mountain track.

我们沿着一条崎岖的山间小路再度出发。

跑道;赛道

The two men turned to watch the horses going round the track.

那两个男人转身观看赛马沿赛道而行。

the athletics track.

田径跑道

足迹;踪迹

The only evidence of pandas was their tracks in the snow.

熊猫活动的唯一迹象是它们留在雪地上的足迹。

McKee suddenly noticed tire tracks on the bank ahead.

麦基突然注意到前方岸边的轮胎痕迹。

(以卫星、雷达等)追踪…的动向

Our radar began tracking the jets.

我们的雷达开始追踪喷气式飞机的动向。

Forecasters are also tracking hurricane Josephine.

气象预报员也在追踪飓风“约瑟芬”的动向。

2、hold on

握住;抓牢

His right arm was extended up beside his head, still holding on to a coffee cup.

他的右臂伸在头的一侧，手里仍紧握着一个咖啡杯。

He was struggling to hold onto a rock on the face of the cliff.

他奋力想要抓住悬崖壁上的一块岩石。

坚持不懈

Juanito scored for the Spaniards with only two minutes left, but the Romanians held on.

华尼托在仅剩两分钟时为西班牙队进了一球，但罗马尼亚队将优势保持到了终场。

This Government deserved to lose power a year ago. It held on.

这届政府一年前就该下台了。可它还在撑着。

稍等;等一下

The manager asked him to hold on while he investigated.

经理让他稍等一会儿，他去调查一下。

Hold on a minute.

稍等片刻。