to continue making great efforts toward achieving something
继续为实现某事而努力 (jixu wei shixian mou shi er nuli)
"He always tells his students to keep striving for excellence."
"他总是告诉他的学生要为卓越不断努力。" (ta zong shi gaosu tā de xuéshēng yào **wèi zhuóyuè bùduàn nǔlì**)
to continue with an action until it is completed
to examine things carefully to choose the best
to complain or talk loudly in anger about something
to make progress toward achieving a goal
to represent someone else's opinion politely
to fail to achieve or find something