您要查找的是不是：
- A Necessary Condition of Bichromatic Tree Subgraph in Maximal Planner Graph 极大平面图中二色树子图的一个必要条件
- This non sequitur invalidates his argument. 他不根据前提推理因而论证无效。
- As the car hit the tree he was snot out. 汽车扭在村上，他被猛地摔了出来。
- The bird sang high and clearly in the tree. 鸟儿在树上清脆地高歌。
- Patience is a sine qua non for a good teacher. 做个优秀教师必不可少的条件是要有耐心。
- The annular markings on a tree indicate its age. 树的环形纹理显示其年龄。
- The diplomat was declared persona non grata. 这位外交家被宣布为不受欢迎的使节。
- The car hit the tree with a sickening crash. 那辆汽车撞在树上发出让人难受的撞击声。
- An arrow whizzed past and stuck in a tree. 一支箭“飕”地一声飞过去，钉在一棵树上。
- The squirrel ran up a tree and got out of my reach. 松鼠跑到树上去了，我逮不着。
- He is declared personal non grata and forced to leave the country. 他被宣布为不受欢迎的人而被迫离开该国。
- The workers saw off a limb from the tree. 工人从树上锯下了一根大树枝。
- He is not made for climbing the tree of knowledge. 他不是生来适于攀登知识之树的。
- He tethered his horse to a tree. 他用绳子把马拴在树上。
- The ivy twined round the oak tree. 长春藤盘绕着橡树。
- I saw the bird at the very top of the tree. 就在那棵树顶上我看到那只鸟。
- I had had a few beers and was completely non compos mentis. 我喝了些啤酒就头昏脑胀了。
- He is hit by a falling tree and killed on the spot. 一棵树倒下来，把他当场砸死了。
- She was sitting in the shade of a big olive tree. 她正坐在一棵大橄榄树的树荫下。
- In the storm I took shelter under the tree. 暴风雨时，我正在树下躲避。
