71、上下楼梯不拥挤，集体活动守纪律。

The stairs are not crowded, and the collective activities are disciplined.

72、和谐宿舍和谐家，安全意识靠大家。

Harmonious dormitory, harmonious home, safety consciousness depends on everybody.

73、校园安全共担当，和谐生活同分享。

Campus security is shared, harmonious life is shared.

74、课间游戏要安全，上下楼梯不打闹。

Break the game to be safe, up and down the stairs, no slapstick.

75、博学进取为学习，安全健康为生活。

Learning and enterprising is the study, safety and health for life.

76、深海莫去戏，书海任你游。

Do not play a deep, let you swim.

77、椰岛宜居景如画，海经平安亲似家。

Coconut Island livable picturesque sea, peace Pro like home.

78、人生不能倒带，安全是家人的期盼。

You can't rewind your life, but your security is your family's expectation.

79、不乱用违规电器，要把安全放第一。

Don't mess with the illegal appliances, put safety first.

80、钥匙随身带，门窗随手关。

Carry the key with the door and the window.