Gaseous. G-A-S-E-O-U-S.
Gaseous means relating to gas.
中文：气体的。
Example: The gaseous smell filled the room.
中文：气体味充满了房间。
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Conspicuous. C-O-N-S-P-I-C-U-O-U-S.
Conspicuous means easily seen or noticed.
中文：显眼的。
Example: His bright shirt is conspicuous.
中文：他的亮色衬衫很显眼。
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Keen. K-E-E-N.
Keen means eager or sharp.
中文：敏锐的；热衷的。
Example: She is keen on learning English.
中文：她热衷于学英语。
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