Problems arise
产生───produce;问题───problem
Earthquakes produce two types of seismic waves.───地震产生两种地震波。
The adrenals produce a large per cent of a man's sex hormones.───肾上腺分泌人体的大部分性激素.
the fusion of copper and zinc to produce brass───铜与锌熔合成黄铜
To make the bland taste more interesting, the locals began perking it up with local produce.───为了使这淡而无味的东西更有味道，当地人开始加些土特产调味。
Buy fresh produce as often as possible.───尽量常买新鲜农产品。
The Princess was cruelly cast aside when she failed to produce an heir.───公主由于不能诞下继承人，被无情地抛弃了。
Earthworms consume large amounts of soil, and produce a rich humus, perfect in texture.───蚯蚓吃下大量土壤，排出肥力丰富、物理结构理想的腐殖质。
Crooks are using the latest laser photocopiers to produce millions of fake banknotes.───犯罪分子正利用最新式的激光复印机制造数以百万计的假钞。
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Our chefs use only the freshest produce available.
Earthquakes produce two types of seismic waves.
Art books are expensive to produce.
The drug is known to produce side-effects in women.