Tungara frog perched on a standard-sized pencil eraser

frog : [frɔg] n. 蛙
例句与用法:
1. The witch changed the prince into a frog.
　 巫婆把王子变成了青蛙.
2. The magician metamorphosed the frog into a prince.
　 魔术师把青蛙变成了王子.
3. After singing all night in the tavern, I had a frog in the throat next morning.
　 在酒馆里唱了一整夜歌，第二天早晨我的嗓子有点嘶哑了。
4. The wicked fairy bewitched the prince and turned him into a frog.
　 邪恶的女妖对王子施魔法, 将他变成一只青蛙.

perch : [pə:tʃ] [ 自动跳转自: perched ]
n. 栖木,高位,杆v. 栖息,就位,位于
例句与用法:
1. The small village perched on a hill.
　 这个小村庄位于山上。
2. The bird perched on the electric wires.
　 鸟栖息在电线上。
3. From our perch up there on top of the cliff we can see the whole town.
　 我们从悬崖顶上的高处能看到城市的全景。
词形变化:动词过去式:perched 过去分词:perched 现在分词:perching 第三人称单数:perches 名词复数:perch

standard-sized :adj. 标准尺寸的

pencil : ['pensl] n. 铅笔v. 用铅笔写
例句与用法:
1. Difficult problems used to take hours of work with pencil and paper.
　 困难的问题以前总是需要用笔和纸工作数小时。
2. He erases pencil marks.
　 他擦去铅笔的痕迹。
3. My pencil is blunt, could you lend me a knife to sharpen it?
　 我的铅笔钝了，你能借我把刀子削一削吗？
4. I noted down his telephone number with a pencil near the telephone.
　 我用电话旁的一根铅笔记下了他的电话号码。
词形变化:名词:penciler 动词过去式:penciled/pencilled 过去分词:penciled/pencilled 现在分词:penciling/pencilling 第三人称单数:pencils/pencils

eraser : [i'reizə] n. 橡皮擦
例句与用法:
1. I use an eraser.
　 我使用橡皮擦。