| 词汇 |
perihelion |
| 释义 |
per.i.he.lion[ˌpɛrɪ`hilɪən; ˌperiˈhi:ljən]可数名词(pl. -lia[-l; -lj])‘天文’近日点(行星等运行轨道上最接近太阳的点; ←→ aphelion) |
| 随便看 |
- usherette
- Ushuaia
- USIA
- USIB
- USIS
- Usk
- USL
- USLTA, USLTA
- USM
- USMA, USMA
- USMC
- USMCR, USMCR
- USNA, USNA
- USNG, USNG
- USNR
- USN, USN
- US Open
- USO, USO
- US PGA
- USPHS, USPHS
- USPO
- USP, USP, USPharm
- USRC, USRC
- USRS
- USR, USR
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