Especially given its flammability rating, this item is one to keep in check.

特别是考虑到它的易燃性等级，这种物品需要不断检查。

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I have a very sweet tooth, which I have to make an effort to keep in check.

我非常喜欢甜食，为此我不得不努力约束自己。

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I use it to check my calendar and to keep in touch with others.

我用它来检查我的日历和与他人保持联系。

youdao

HMOs have captured most of the corporate-benefits market by promising to keep in check the health-insurance premiums paid by America's large firms, which were once escalating rapidly.

ECONOMIST: American insurance

Uncontrolled borrowing tends to lead to a lot of wasted investment - which increases the prospects of bad debts - as well as the risk of higher inflation, both of which China needs to keep in check.

BBC: China economy: Experts react to growth data

They may be tempted to go it alone and pump even more oil in order to keep prices in check before a rise in seasonal demand.

ECONOMIST: Disharmony at OPEC breeds uncertainty over the oil price