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- Keep close watch over
Translated in 16 languages
Translated in 3 languages
[Subject: Chemistry]
[Subject: Generalities]
Translated by: FARHAD PEZESHKI
Translated in 2 languages
[Subject: Written & Spoken English]
- Say; remark
Translated by: ROBERT GRIGOR BAXTER
- To observe as a spectator
Translated by: CHERBINO SONIA
Translated in 36 languages
Translated by: DAVID LAURENT
Translated in 12 languages
Translated by: RHISIART HINCKS
Translated in 5 languages