prep.在…期间(的某一时间);
例句:
During his serious illness he lost over ten jin.
他害了一场大病,体重掉了十多斤.
Many women experience sickness during pregnancy .
许多妇女在怀孕期都会有恶心现象。
Many people die of starvation during famines every year.
每年发生饥荒时都有许多人饿死.