1. Without a thought

毫不猶豫；沒想過

eg. The talent of success is nothing more than doing well whatever you do without a thought of fame.

取得成功的秘訣不過是無論干什么都把它干好而不去想到出名。

eg. This can lead to consumers taking these remedies without a thought about overdosing or side effects.

這會導致消費者服用這些制劑時，從沒想過可能過量或副作用。

2. make use of

使用，利用

eg. This article provided some descriptions of the API, along with some sample code to illustrate how to make use of them.

這篇文章提供了應用程序編程接口的一些描述以及一些樣本代碼來闡明如何使用他們。

3. spring on

突然向…提出

eg. Mother reindeer had to leave her baby behind on whom the hyenas had sprung.

馴鹿媽媽無可奈何地離開了被一群鬣狗撲住的孩子。

eg. Just as I arrived there he sprang on me that I had to come back immediately.

我剛一到達那里，他就(突然)告訴我，讓我立即返回。