1. That is what my old friend said with a strained voice. ������ҵ��������ý��ŵ�������˵�Ļ���
2. "We have performances, and we got homework, so much homework. What kind of a holiday is it when it makes us so strained?" Li said. �������б��ݣ���Ҫ����ͥ��ҵ����ͥ��ҵ̫���ˡ���������������ô���ŵ�ʱ������һ��ʲô���Ľ��հ�������˵��
3. To wash yourself or your dishes, carry water 200 feet away from streams or lakes and use small amounts of biodegradable soap. Scatter strained dishwater. ϴ�Լ����������ӣ���С�ӻ������ˮ��200Ӣ�߲���ʹ����������ɷֽ�ķ�������ɢ�������ϴ���ˮ��
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adj.
1. lacking natural ease
2. under great stress
3. lacking spontaneity; not natural
4. struggling for effect