plummet
v. (数量、价值等)暴跌;(尤指从高处)坠落; n. 铅锤,测深锤;骤降
n.铅锤,重荷vi.垂直落下
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v. (数量、价值等)暴跌;(尤指从高处)坠落; n. 铅锤,测深锤;骤降
n.铅锤,重荷vi.垂直落下
embow excusable headmaster mindanao planography pulpitry roborant