a. 看不见的, 无形的
It's invisible to us during the new moon, because our satellite is parked right between us and the sun; the so-called dark side of the moon is lit up like Las Vegas, but the side we can see is in shadow.
六级 · CET-6 2024年12月 第2套
Using computer technology, Pritchett and his crew created intricate, color-coded maps marked with the GPS coordinates of thousands of finds, all invisible under a meter of sand.
六级 · CET-6 2023年12月 第2套
"I believe that increased biophobia is a major, but invisible, threat to global biodiversity," Soga says.
六级 · CET-6 2022年12月 第2套
These invisible duties become apparent only when you don't do them.
四级 · CET-4 2021年12月 第1套
This is the age women start to become "invisible"—our value, attractiveness and power supposedly by the vanishing of youth.
六级 · CET-6 2021年6月 第3套