With my heart in my boots, I went into the dark room.
我战战兢兢地走进那黑洞洞的房间。
From this we get the expression to make a beeline for someone or something, which means to go quickly along a straight direct course for someone or something.
从这里我们得到一条短语"to make a beeline for someone or something,意思是迅速地沿着一条直线向某人或某物走去。