treetop 树梢;
branch 树枝;
twig 小树枝;
bough 大树枝;
leaf 树叶;
sapling 树苗;
tree root 树根;
bark 树皮;
pith 木髓;
annual ring 年轮;
stump 树桩;
trunk 树干;
taproot 主根;
sprout 新芽
国际英语资讯:Tesla reports profits in two consecutive quarters, better-than-expected sales
国内英语资讯:China Focus: Garbage sorting games in Shanghai win hearts of young people
戒不掉咖啡?竟然有这些好处
国际英语资讯:Roundup: Finland urges enhanced value dialogue among EU members
国际英语资讯:Brazil, Portugal sign deal to cut restrictions on air transport
体坛英语资讯：Netherlands, Canada secure spots in last-16 of FIFA Womens World Cup
体坛英语资讯：Ex-Brazil forward Sobis returns to Internacional
“他没有勇气参选”，川普和星巴克CEO正面开怼！
国内英语资讯:Cross-border e-commerce pilot zone opens bonded import business to cut price, logistic time
国内英语资讯:China Focus: China starts implementing tougher vehicle emission standards
国内英语资讯:Chinese premier stresses reform, opening-up in revitalizing NE China
体坛英语资讯：Zhang Weiwei picks up 2nd win of China LPGA Tour season
国内英语资讯:China Focus: China marks 98th anniversary of CPCs founding
国内英语资讯:Fresh round of China-U.S. trade talks start in Washington
体坛英语资讯：Dani Alves declines to reveal where to play next season
安妮海瑟薇确认《公主日记3》即将开拍，剧本已写好！
国际英语资讯:UN humanitarian chief stresses need for access to Syria
体坛英语资讯：Hosts UAE held 1-1 by Bahrain in AFC Asian Cup opener
这十个景点趁早去看看 以后可能就看不到了......
国际英语资讯:UN Security Council renews sanctions against Central African Republic
Balanced Diet 均衡饮食
国际英语资讯:Cuban president pledges to aid tornado victims
体坛英语资讯：Chinas No. 10 eyes win over Spain in Womens World Cup
再给你一个早起的理由：研究发现早起的人不容易抑郁
国内英语资讯:CPC exposes problems found in latest round of inspections
国际英语资讯:69 cases of leptospirosis recorded in Fiji, 4 deaths
国际英语资讯:Spotlight: Journey has become more desperate for migrants across Mediterranean
肥皂会变脏吗？
国际英语资讯:CBOT agricultural futures close higher amid U.S.-China trade hopes
体坛英语资讯：Canada qualify for last 16 with 2-0 win over New Zealand