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- Lunar Ejecta and Meteories 月球喷出物与陨石
- No longer.In the early 1980s, scientists were able to show that terrestrial mineral and crystal deposits 65 million years old were similar to those found routinely in lunar ejecta. 不久，在八十年代初，科学家们能够证明六千五百万年前的地球矿物和晶体沉积物类似于同期在月球发现喷发物。
- To better understand the mass and structure of these stellar ejecta and track their velocity, NASA has turned to the dual STEREO (Solar TErrestrial RElations Observatory) satellites. 为了更好地了解这些恒星抛射物的质量和结构，并测量它们的速度，NASA把目光转向了双重“立体声”（STEREO，由“日地关系天文台”的首字母缩写而来）卫星。
- I hit him fair and square on the jaw. 我不偏不倚打中他的下巴。
- It is a fact of life and you must face it. 这是严酷的现实，你必须面对它。
- She and I can't live under the same roof. 她和我不能住在一起。
- She had to scrimp and save to pay for her holiday. 她不得不为付假期的费用而苦苦攒钱。
- I'll try and rustle you up something to eat. 我设法给你弄点吃的。
- He sprang up and rushed to the door. 他跳起身，跑到门口。
- He took sick and died a week later. 他得了病，一周后就死去了。
- He's been in and out of prison for years. 他多年来屡次进出监狱。
- The air in the garden was warm and fragrant. 花园里的空气一片温馨。
- The child was tired and fretful. 那孩子又疲倦又烦躁不安。
- Routine office work is my bread and butter. 日常的办公室工作是我的谋生之道。
- Language teaching is both a science and art. 语文教学既是一门科学又是一种艺术。
- The old man stared the uninvited guest up and down. 老人把不速之客上下打量了一番。
- A lunar occultation of a quasar. 类星体的月星掩测定
- Reading and writing are different skills. 阅读与写作是不同的技能。
- Let me get my bits and pieces together. 让我把我的零碎东西收拾起来。
- A month, especially a lunar month. 太阴月一个月，尤指阴历的月
