When the bell sounds, you must come in.
铃响时， 你必须进来。
On quiet days, when prices aren't moving much, traders monitor their positions, read the papers, and chat with each other, and it can seem as though an eternity passes before the closing bell sounds.
在平静的交易日里，如果价格波动不大，交易者就监视自己的仓位，看报纸，聊天，在收盘的钟声响起前，这段时间似乎很漫长。
When using the utility model, the wind-bell can make agreeable sounds under the action of the wind force as the javelin moves, which can suggest staff members on the playground to have attention.
本实用新型在使用时，随着标枪的运动，在风力的作用下，风铃会发出悦耳的响声，以提示运动场上的工作人员注意。
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