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 |
 |
|
|---|---|---|---|---|---|
| 1 | cavity | 空洞 | |||
| 2 | acoustic filter | 空洞型消音器 | |||
| 3 | acoustical filter | 空洞型消音器 | |||
| 4 | cavitation | 空洞現象 | |||
| 5 | hollow log | 空洞の丸太 | |||
| 6 | hollowing out of central urban district | 中心市街地空洞化 | |||
|
|
|
|
|
|
|---|---|---|---|---|---|
| 1 | cavity | 空洞 | |||
| 2 | acoustic filter | 空洞型消音器 | |||
| 3 | acoustical filter | 空洞型消音器 | |||
| 4 | cavitation | 空洞現象 | |||
| 5 | hollow log | 空洞の丸太 | |||
| 6 | hollowing out of central urban district | 中心市街地空洞化 | |||
