light up

• • 照亮；使发亮；使发光：

    The pressure lamp lit up the tent.

    汽灯照亮了帐篷。

  • [口语]点燃(烟卷、雪茄或烟斗)；开始抽烟：

    He sat down, struck a match and lit up.

    他坐下来，擦燃一根火柴点烟。

  • (使)快活；(使)容光焕发；(使)面露喜色：

    His face lit up with pleasure when he received the letter of acceptance.

    当他收到录取通知书时脸上露出喜色。

  • 点灯，开灯，开亮机动车的前灯(或边灯)；点火：

    She lighted up an oil lamp when it was getting dark.

    天渐渐黑时她点亮了油灯。