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1·Even at the age of 80, the old man's heart is as sound as a bell.

尽管已是八十高龄，老人的心脏仍毫无问题。

2·Even at the age of 80, the old man's heart was as sound as a bell.

尽管已是八十高龄，老人的心脏仍毫无问题。

3·Describing something which is strong and in good condition, we say it is sound as a bell.

形容某物强壮完好时，我们称之为“健全”。

4·I think a charming girl should be as sound as a bell, as merry as a cricket and happy-go-lucky every day.

我认为魅力女生应该每天身体健康，开心快乐，无忧无虑。

5·Investors are recognizing social networking as the next major wave of Internet companies, he says. he also notes that one no longer rings the NYSE bell, one pushes a button that makes a bell sound.

他表示，投资者正把社交网络公司看作新一波重量级弄潮儿他还提到，现在纽交所开市钟不用真的去“敲响”了，而是按下一个按钮让开市钟自动发声。

6·When the bell rang, a nasal buzzing sound, a gangly boy with skin problems and hair black as an oil slick leaned across the aisle to talk to me.

铃声响了起来，一个嗓音尖细，身材瘦长，满脸粉刺的黑发男孩像油一样滑行冲过过道来和我说话。

7·Just as Pavlov's dogs learned to salivate at the sound of a bell, the activities we associate with food can become signals to eat.

正如巴甫洛夫的狗一听到铃就分泌唾液，人遇上和某些食品有关的活动就会想到吃。

8·By using the receptive relaxation reflex of the stomach as a basis, artificial conditioned reflex has been established with the sound of an electric bell or a metronome as indifferent stimulus.

用食道扩张刺激为基础，以电铃声或节拍器声作为条件刺激，可形成胃容受性舒张的条件反射。

9·But just as important is the age-old beliefs in most European countries that the sound of a bell can turn away an approaching storm, deflect lightning or tame a tornado.

但另一同样重要析原因是，在许多欧洲国家有个非常古老人说法，即钟声能使即将来临的暴风雨移开，使闪电转向，使龙卷风驯服。