Simply planting trees is not yuanlin, just greening.
仅仅种上树不能叫园林，只能叫绿化。
Li Hongsheng, Zhu Yuanlin, Fracture Mechanics of Frozen Soil and Its Application, China Ocean Press, 2002.
李洪升、朱元林，冻土断裂力学及其应用，北京：海洋出版社，2002。
Having participated in last April's Earth Day, a retired Geography teacher from Changhua's Yuanlin Junior High School, Zhang Bixia, became involved with conservation work.
在去年四月参加世界地球日后，一位退休的地理老师张碧霞投入环保行列。
Having participated in last April's Earth Day, a retired Geography teacher from Changhua's Yuanlin Junior High School, Zhang Bixia, became involved with conservation work.
在去年四月参加世界地球日后，一位退休的地理老师张碧霞投入环保行列。
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