x开头的单词小学阶段

　　The Depression led also to xenophobia and authoritarianism.

　　大萧条还带来了仇外情绪和威权主义。

　　Synthesis of novel CTMs is a hotspot of the xerography field.

　　合成性能优良的电荷传输材料是目前静电复印领域的研究热点。

　　By xerography a book can be reproduced in a few hours.

　　用复印术，几小时内就能把一本书复印出来。

　　Species were xerophyte or mesic xerophyte, 5 speices were mesophyte or xeric mesophyte.

　　旱生、中旱生植物7种，旱中生、中生植物5种。