play it safe: 谨慎行事
At meetings, the Japanese play close to the vest.
会谈时,日本经理人谨慎小心,从不冒险。
So I always play it safe and assume that all source material was copyrighted to the full extent of the law.
所以,为了不冒险,我总是假定所有的原始资料都是受到法律规定的著作权保护的。
hold on tight 紧紧抓住、坚持到底
I slip my hand in his and hold on tight.
我将手伸给他,紧紧握住他的手。
He held on tight to the rope and began inching down the cliff.
他紧紧抓住绳子,开始慢慢地滑下峭壁。
n. 发源地,来源,原始资料